{"id":3519,"date":"2020-10-07T21:30:09","date_gmt":"2020-10-07T19:30:09","guid":{"rendered":"http:\/\/p541055.webspaceconfig.de\/wordpress\/flat-roof-program\/"},"modified":"2026-02-18T19:09:44","modified_gmt":"2026-02-18T18:09:44","slug":"flat-roof-program","status":"publish","type":"page","link":"https:\/\/grumbach.net\/en\/flat-roof-program\/","title":{"rendered":"Flat Roof Program"},"content":{"rendered":"

[et_pb_section fb_built=”1″ fullwidth=”on” disabled_on=”off|off|off” _builder_version=”4.16″ background_enable_image=”off” bottom_divider_style=”none” bottom_divider_color=”#ffffff” bottom_divider_height=”102px” bottom_divider_repeat=”3x” bottom_divider_flip=”horizontal” bottom_divider_height_tablet=”” bottom_divider_height_phone=”” bottom_divider_height_last_edited=”on|tablet” locked=”off” global_colors_info=”{}”][et_pb_fullwidth_slider show_cta_on_mobile=”off” use_bg_overlay=”off” use_text_overlay=”off” disabled_on=”on|off|off” _builder_version=”4.24.2″ header_font=”|300|||||||” body_line_height=”1.2em” background_enable_color=”off” use_background_color_gradient=”on” background_color_gradient_direction=”332deg” background_color_gradient_stops=”rgba(8,9,71,0.42) 0%|rgba(141,185,232,0.24) 100%” background_color_gradient_overlays_image=”on” background_color_gradient_start=”rgba(8,9,71,0.42)” background_color_gradient_end=”rgba(141,185,232,0.24)” background_image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/04\/Wasserfond_q_2000x500_2.jpg” background_blend=”multiply” max_width_tablet=”100%” max_width_phone=”” max_width_last_edited=”on|phone” content_width=”1080px” content_width_tablet=”100%” content_width_phone=”” content_width_last_edited=”on|phone” content_max_width_tablet=”100%” content_max_width_phone=”” content_max_width_last_edited=”on|desktop” min_height=”285px” height=”400px” max_height=”400px” max_height_tablet=”” max_height_phone=”” max_height_last_edited=”on|tablet” custom_margin=”||||false|false” custom_padding=”40px||40px||true|false” custom_padding_tablet=”0px||0px||true|false” custom_padding_phone=”” custom_padding_last_edited=”on|tablet” auto=”on” auto_speed=”6000″ link_option_url_new_window=”on” header_font_size_tablet=”40px” header_font_size_phone=”” header_font_size_last_edited=”on|phone” body_font_size_tablet=”16px” body_font_size_phone=”18px” body_font_size_last_edited=”on|phone” global_colors_info=”{}”][et_pb_slide heading=”Attika-Meso-2-Drain” button_text=”Read more” button_link=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Prospektblatt_Attika-Meso-2-Gully.pdf” url_new_window=”on” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/11\/P3216_2020_081954.jpg” use_bg_overlay=”off” use_text_overlay=”off” _builder_version=”4.24.2″ background_enable_color=”off” custom_css_slide_image=”text-align:left;” border_radii_image=”on|10px|10px|10px|10px” global_colors_info=”{}” sticky_transition=”on”]<\/p>\n

The clever 2-in-1-solution for combined main- and emergency-drainage through the parapet. With partial flow diversion for direct connection onto the down-pipe without a water collection container.<\/p>\n

[\/et_pb_slide][et_pb_slide heading=”Attika-Meso-2-drain with wedge” button_text=”Read more” button_link=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Prospektblatt_Attika-Meso-2-Gully.pdf” url_new_window=”on” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/11\/P3213-BIT-S2_2020_081945.jpg” use_bg_overlay=”off” use_text_overlay=”off” _builder_version=”4.16″ background_enable_color=”off” custom_css_slide_image=”text-align:left;” border_radii_image=”on|10px|10px|10px|10px” global_colors_info=”{}” sticky_transition=”on”]<\/p>\n

The clever 2-in-1-solution for combined main- and emergency-drainage through the parapet.<\/p>\n

[\/et_pb_slide][et_pb_slide heading=”Attic flat drain” button_text=”Read more” button_link=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-flat-drain-2026.pdf” url_new_window=”on” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3441-L-3443-L_14.jpg” use_bg_overlay=”off” use_text_overlay=”off” _builder_version=”4.24.2″ background_enable_color=”off” custom_css_slide_image=”text-align:left;” border_radii_image=”on|10px|10px|10px|10px” global_colors_info=”{}” sticky_transition=”on”]<\/p>\n

Extremely flat design<\/strong>; with clamp flange system or with foam-filled connection collar made of bitumen, PVC or any special foil.; short or long version available.<\/p>\n

[\/et_pb_slide][et_pb_slide heading=”Attika Super-2 drain with partial flow diversion” button_text=”Read more” button_link=”https:\/\/grumbach.net\/wp-content\/uploads\/2023\/07\/Attika-Super-2-Gully-2023.pdf” url_new_window=”on” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3472-S2-L_2019_075170.jpg” use_bg_overlay=”off” use_text_overlay=”off” _builder_version=”4.24.2″ background_enable_color=”off” custom_css_slide_image=”text-align:left;” border_radii_image=”on|10px|10px|10px|10px” global_colors_info=”{}” sticky_transition=”on”]<\/p>\n

The clever 2-in-1-solution!<\/strong>Main and emergency drainage through just one<\/em> penetration. With and without wedge; in short and long versions with permanently attached connecting track and direct downpipe connection.<\/p>\n

[\/et_pb_slide][et_pb_slide heading=”The new Combi drain” button_text=”Read more” button_link=”#kombi-gully-1″ url_new_window=”on” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/10\/P3220_086782.jpg” use_bg_overlay=”off” use_text_overlay=”off” _builder_version=”4.16″ background_enable_color=”off” custom_css_slide_image=”text-align:left;” border_radii_image=”on|10px|10px|10px|10px” global_colors_info=”{}” sticky_transition=”on”]<\/p>\n

New development with two types:<\/strong> only one<\/em> hole in the roof for venting and drainage<\/strong> or for main- and emergency-drainage<\/strong>.<\/p>\n

[\/et_pb_slide][\/et_pb_fullwidth_slider][\/et_pb_section][et_pb_section fb_built=”1″ admin_label=”Hero Flachdachprogramm” _builder_version=”4.16″ background_enable_color=”off” background_color_gradient_direction=”332deg” background_enable_image=”off” background_blend=”multiply” min_height=”20vw” custom_padding=”||23px|||” locked=”off” global_colors_info=”{}”][et_pb_row column_structure=”3_4,1_4″ use_custom_gutter=”on” gutter_width=”3″ make_equal=”on” _builder_version=”4.16″ width=”90%” width_tablet=”80%” width_phone=”90%” width_last_edited=”on|desktop” custom_padding=”0px|0px|0px|0px|false|false” global_colors_info=”{}”][et_pb_column type=”3_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_text _builder_version=”4.16″ _module_preset=”efecaa52-f9e3-4a80-8007-42e7e8a7b64e” global_colors_info=”{}”]<\/p>\n

Flat Roof Program<\/h1>\n

Grumbach<\/strong> offersthe largest range of products for flat roofs, balconies, terraces, green roofs, parking decks, etc.<\/strong> From the legendary Combi Drain to the \u00bbbig mouth\u00ab Attika Jumbo Drain \u2013 with \u00bbThe Blue Ones from Grumbach\u00ab, almost every problem with the drainage and ventilation of flat roofs can be optimally solved.<\/p>\n

Grumbach drains from PUR are thermally insulated and CFC-free. They are supplied as standard or optionally with suitable accessories (see data sheets).<\/p>\n

[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_image src=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/Title-Flat-Roof-Program-2026.jpg” alt=”Titel Flat Roof Program 2026″ title_text=”Titel Flat Roof Program 2026″ url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/Flat-Roof-Program-2026-web.pdf” url_new_window=”on” use_overlay=”on” overlay_icon_color=”#e4002a” hover_overlay_color=”rgba(255,255,255,0.78)” hover_icon=”||divi||400″ admin_label=”Download PDF” _builder_version=”4.27.5″ width_tablet=”” width_phone=”” width_last_edited=”on|tablet” max_width_tablet=”40%” max_width_phone=”50%” max_width_last_edited=”on|desktop” module_alignment=”center” box_shadow_style=”preset2″ box_shadow_blur=”10px” box_shadow_color=”rgba(0,0,0,0.48)” global_colors_info=”{}”][\/et_pb_image][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ admin_label=”Flachdach-Gully Programm” _builder_version=”4.16″ custom_padding=”36px||36px||true|” locked=”off” global_colors_info=”{}”][et_pb_row use_custom_gutter=”on” admin_label=”Standard Headline” _builder_version=”4.16″ _module_preset=”3f867505-16eb-491e-af72-48a12b5f6b53″ max_width_phone=”80%” locked=”off” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_text admin_label=”Standard-Gully-Programm” module_id=”standard-gully-programm” _builder_version=”4.16″ header_2_font=”|700||on|||||” header_2_text_align=”center” header_2_text_color=”#ffffff” header_2_font_size=”24px” header_2_letter_spacing=”1px” background_color=”#0f3f93″ width=”100%” custom_padding=”10px||0px||false|false” border_radii=”on|6px|6px|6px|6px” global_colors_info=”{}”]<\/p>\n

Standard drains<\/h2>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_4,1_4,1_4,1_4″ admin_label=”Standard drains products” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ custom_padding=”0px||0px||false|” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Universal drain” url_new_window=”on” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/04\/P2104_12.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Produktmodul” module_id=”universal-gully” _builder_version=”4.24.2″ _module_preset=”d5555df0-56fa-41b1-a7d8-5aed583a6952″ body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/universal-drain-2026.pdf” link_option_url_new_window=”on” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}”]<\/p>\n

with clamping flange system; suitable for all roofing membranes.
DN 70\/100\/125<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/universal-drain-2026.pdf” url_new_window=”on” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}” button_bg_enable_color__hover=”on”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Universal-Gully_FDZ_2020_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-01_Universal-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Clamp flange drain DN 150″ image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/05\/P2008_12.jpg” alt=”Grumbach Universal drain with clamp flange” module_id=”universal-gully” _builder_version=”4.24.2″ _module_preset=”d5555df0-56fa-41b1-a7d8-5aed583a6952″ link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/clamp-flange-drain-DN150-2026.pdf” global_colors_info=”{}”]<\/p>\n

with clamping flange system; suitable for all roofing membranes.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/clamp-flange-drain-DN150-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Klemmflansch-Gully_FDZ_2020_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-02_Klemmflansch-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Collar drain DN 150″ image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/05\/P3008_12.jpg” alt=”Grumbach Universal drain with clamp flange” module_id=”universal-gully” _builder_version=”4.24.2″ _module_preset=”d5555df0-56fa-41b1-a7d8-5aed583a6952″ body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/collar-drain-DN150-2026.pdf” global_colors_info=”{}”]<\/p>\n

with foam-filled connection collar made of bitumen, PVC or any special foil you require<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/collar-drain-DN150-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Kragen-Gully_DN150_FDZ_2020_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-04_Kragen-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Compact collar drain” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/compact-collar-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/11\/P3102-3104-3106_21_086761.jpg” alt=”Compact collar drain made of PUR” module_id=”universal-gully” _builder_version=”4.16″ _module_preset=”d5555df0-56fa-41b1-a7d8-5aed583a6952″ body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/compact-collar-drain-2026.pdf” global_colors_info=”{}”]<\/p>\n

with foam-filled connection collar made of bitumen, PVC or any special foil you require
DN 70\/100\/125<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/compact-collar-drain-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Kompakt-Kragen-Gully_FDZ_2020_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-03_Kompakt-Kragen-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row admin_label=”Balkon Headline” module_id=”grumbach-eck-steine” _builder_version=”4.16″ _module_preset=”3f867505-16eb-491e-af72-48a12b5f6b53″ locked=”off” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_text admin_label=”Balkon-Gullys” module_id=”balkon-gully-programm” _builder_version=”4.16″ _module_preset=”default” header_2_font=”|700||on|||||” header_2_text_align=”center” header_2_text_color=”#ffffff” header_2_font_size=”24px” header_2_letter_spacing=”1px” background_color=”#0f3f93″ width=”100%” custom_padding=”10px||0px||false|false” border_radii=”on|6px|6px|6px|6px” global_colors_info=”{}”]<\/p>\n

Balkony drains<\/h2>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_4,1_4,1_4,1_4″ admin_label=”Balcony Products” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ custom_padding=”0px||0px||false|” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Balkony drain DN 50″ image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P2511_12.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Produktmodul” module_id=”universal-gully” _builder_version=”4.21.0″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/balcony-drain-DN-50-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

with clamp flange or adhesive collar (bitumen, PVC or any special foil); vertical or horizontal version<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/balcony-drain-DN-50-2026.pdf” url_new_window=”on” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}” button_bg_enable_color__hover=”on”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Balkon-Gully_FDZ_2020.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-07_Balkon-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Garage-\/Balcony drain DN 70″ image=”https:\/\/grumbach.net\/wp-content\/uploads\/2025\/12\/P3702_Garagen-Balkon-Gully-senk_103015_2025-03-03_030.jpg” alt=”Grumbach Universal drain with clamp flange” module_id=”universal-gully” _builder_version=”4.27.5″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/garage-balcony-drain-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

with clamp flange or adhesive collar (bitumen, PVC or any special foil); vertical or horizontal version<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/garage-balcony-drain-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/11\/Techn-Doku_Garagen-Balkon-Gully_FDZ_2020_Mail.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-08_Garagen_Balkon_Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Continuous balcony drain, lower-able” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/continuous-balcony-drain-lowerable-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P2701.jpg” alt=”Grumbach Universal drain with clamp flange” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/continuous-balcony-drain-lowerable-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

with clamp flange mad of aluminum; safe passage of downpipes in DN 70<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/continuous-balcony-drain-lowerable-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Durchgehender-Balkonablauf_FDZ_2020.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-11_Durchgehender-Balkonablauf-absenkbar_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Balcony complete overflow with frost-proof odour trap” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/balcony-complete-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P25022512_14.jpg” alt=”Balcony complete overflow with frost-proof odour trap” module_id=”universal-gully” _builder_version=”4.21.0″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/balcony-complete-drain-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

with frost-proof odour trap; as vertical version DN 50 and horizontal version DN 40<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/balcony-complete-drain-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Balkon-Komplettablauf_FDZ_2020.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-34_Balkon-Komplettablauf_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row admin_label=”Sanierung Headline” module_id=”grumbach-eck-steine” _builder_version=”4.16″ _module_preset=”3f867505-16eb-491e-af72-48a12b5f6b53″ locked=”off” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_text admin_label=”Sanierungs-Gully-Programm” module_id=”sanierungs-gully-programm” _builder_version=”4.16″ header_2_font=”|700||on|||||” header_2_text_align=”center” header_2_text_color=”#ffffff” header_2_font_size=”24px” header_2_letter_spacing=”1px” background_color=”#0f3f93″ width=”100%” custom_padding=”10px||0px||false|false” border_radii=”on|6px|6px|6px|6px” global_colors_info=”{}”]<\/p>\n

Redevelopment drains<\/h2>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_4,1_4,1_4,1_4″ admin_label=”Sanierung Produkte” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ collapsed=”on” global_colors_info=”{}”][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Redevelopment drains for \u00bbredeveloping in the pot\u00ab” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/redevelopment-drain-pot-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P2307_12.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Produktmodul” module_id=”universal-gully” _builder_version=”4.16″ _module_preset=”d5555df0-56fa-41b1-a7d8-5aed583a6952″ body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/redevelopment-drain-pot-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}”]<\/p>\n

with clamp flange or foam-filled connection collar; for the redevelopment of old drains in the pot, the traditional method.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/redevelopment-drain-pot-2026.pdf” url_new_window=”on” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}” button_bg_enable_color__hover=”on”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/Techn-Doku_Sanierungs-Gully_Topfsanierung_FDZ_2019.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-05_Sanierungs-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_text _builder_version=”4.16″ text_line_height=”1.4em” header_3_font=”|700|||||||” global_colors_info=”{}”]<\/p>\n

Info \u00bbredeveloping in the pot\u00ab<\/h3>\n

The connection between the redevelopment drain and the old drain takes place here (via a special made lip seal) in the pot of the old drain. The inside diameter of the pot must be known.<\/p>\n

[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Redevelopment drains for the \u00bbpipe redevelopment\u00ab” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3317_12.jpg” alt=”Grumbach Universal drain with clamp flange” _builder_version=”4.24.2″ _module_preset=”d5555df0-56fa-41b1-a7d8-5aed583a6952″ link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/redevelopment-drain-pipe-2026.pdf” global_colors_info=”{}”]<\/p>\n

with foam-filled connection collar; for the modern method of redeveloping old drains.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/redevelopment-drain-pipe-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Sanierungs-Gully_Rohrsanierung_FDZ_2020.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-05_Sanierungs-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_text _builder_version=”4.16″ text_line_height=”1.4em” header_3_font=”|700|||||||” global_colors_info=”{}”]<\/p>\n

Info \u00bbPipe redevelopment\u00ab<\/h3>\n

The extra-long supports reach through the pot of the old drain into the downpipe or the support of the old drain. The internal diameter of the pot of the existing drain is irrelevant \u2013 that is the decisive advantage in comparison with the \u00bbtraditional\u00ab redevelopment method!<\/strong><\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row admin_label=”Be- und Entl\u00fcftung Headline” module_id=”grumbach-eck-steine” _builder_version=”4.16″ _module_preset=”3f867505-16eb-491e-af72-48a12b5f6b53″ locked=”off” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_text admin_label=”Be- und Entl\u00fcftung” module_id=”be-entlueftung” _builder_version=”4.16″ header_2_font=”|700||on|||||” header_2_text_align=”center” header_2_text_color=”#ffffff” header_2_font_size=”24px” header_2_letter_spacing=”1px” background_color=”#0f3f93″ width=”100%” custom_padding=”10px||0px||false|false” border_radii=”on|6px|6px|6px|6px” global_colors_info=”{}”]<\/p>\n

Ventilation<\/h2>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_4,1_4,1_4,1_4″ admin_label=”Ventilation products” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ collapsed=”on” global_colors_info=”{}”][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Redevelopment vent” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P5163_14.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Produktmodul” module_id=”universal-gully” _builder_version=”4.24.2″ _module_preset=”d5555df0-56fa-41b1-a7d8-5aed583a6952″ body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/ventilation-redevelopment-roof-smallroof-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}”]<\/p>\n

for the redevelopment of ventilation ducts<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/ventilation-redevelopment-roof-smallroof-2026.pdf” url_new_window=”on” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}” button_bg_enable_color__hover=”on”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Be-und-Entlueftung_FDZ_2020.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-20_Be-und-Entlueftung_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Roof vent \/ Cold roof vent” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P5157.jpg” alt=”Roof vent DN 200 made of PUR” module_id=”universal-gully” _builder_version=”4.24.2″ _module_preset=”d5555df0-56fa-41b1-a7d8-5aed583a6952″ body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/ventilation-redevelopment-roof-smallroof-2026.pdf” global_colors_info=”{}”]<\/p>\n

Cold roof ventilation<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/ventilation-redevelopment-roof-smallroof-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Be-und-Entlueftung_FDZ_2020.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-20_Be-und-Entlueftung_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Adhesive flanges, adhesive collars, ventilation pipes and more” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/ventilation-roof-with-without-insulation-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P5102-5108-13n.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Produktmodul” module_id=”universal-gully” _builder_version=”4.16″ _module_preset=”d5555df0-56fa-41b1-a7d8-5aed583a6952″ body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/ventilation-roof-with-without-insulation-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}”]<\/p>\n

for cold and warm roofs<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/ventilation-roof-with-without-insulation-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Be-und-Entlueftung_FDZ_2020.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-20_Be-und-Entlueftung_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Condensation drain” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P5145_2019_075169.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Produktmodul” module_id=”universal-gully” _builder_version=”4.24.2″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/ventilation-condensation-drain-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Ventilation of warm, damp air<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/ventilation-condensation-drain-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Be-und-Entlueftung_FDZ_2020.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-40_Kondenswasserableiter_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row admin_label=”Attika-Programm Headline” module_id=”attika-gully” _builder_version=”4.16″ _module_preset=”3f867505-16eb-491e-af72-48a12b5f6b53″ hover_enabled=”0″ locked=”off” collapsed=”on” global_colors_info=”{}” sticky_enabled=”0″][et_pb_column type=”4_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_text admin_label=”Attika-Gully-Programm” module_id=”attika-gully” _builder_version=”4.27.5″ header_2_font=”|700||on|||||” header_2_text_align=”center” header_2_text_color=”#ffffff” header_2_font_size=”24px” header_2_letter_spacing=”1px” background_color=”#0f3f93″ width=”100%” custom_padding=”10px||0px||false|false” hover_enabled=”0″ border_radii=”on|6px|6px|6px|6px” global_colors_info=”{}” sticky_enabled=”0″]<\/p>\n

Attica drains<\/h2>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_4,1_4,1_4,1_4″ admin_label=”Attika-Programm Produkte 4sp” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ locked=”off” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Attica balcony drain” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3412_08.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Produktmodul” module_id=”universal-gully” _builder_version=”4.24.2″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-balcony-drain-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

with and without wedge, with foam-filled connection collar made of bitumen, PVC or any special foil.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-balcony-drain-2026.pdf” url_new_window=”on” button_text=”Catalog page” _builder_version=”4.27.5″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/03\/Techn-Doku_Attika-Balkonablauf_FDZ_2020_Mail.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-12_Attika-Balkonablauf_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”AttiCa Plug-In overflow” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-plug-in-overflow-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3420_14.jpg” alt=”Grumbach Universal drain with clamp flange” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-plug-in-overflow-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

The clever 2-in-1 solution!<\/strong> Main and emergency drainage through just one<\/em> parapet penetration in combination with the Attica Balcony Drain.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-plug-in-overflow-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/03\/Techn-Doku_Attika-Balkonablauf_FDZ_2020_Mail.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/11\/CAD-Attika-Einstecku\u0308berlauf.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”AttiCa downpipe connection” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-downpipe-connection-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P2472_2019_075100.jpg” alt=”Grumbach Universal drain with clamp flange” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-downpipe-connection-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

made of titanium zinc; for direct downpipe connection<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-downpipe-connection-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Fallrohranschluss-aus-Titanzink_FDZ_2019.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-39_Fallrohranschluss_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Attica Super drain” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-super-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3431-BIT_14.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Produktmodul” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-super-drain-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

with and without wedge, with foam-filled connection collar made of bitumen, PVC or any special foil.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-super-drain-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Attika-Super-Gully_FDZ_2019_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-13_Attika-Super-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_2,1_2″ admin_label=”Attika-Produkte 2-sp” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ locked=”off” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Attica Corner Balcony Drain” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2025\/12\/P3602_Attika-Eck-Balkonablauf_103060_1_2025-03-03_045.jpg” alt=”Grumbach Attika-Eck-Balkonablauf” admin_label=”Produktmodul” module_id=”universal-gully” _builder_version=”4.27.5″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-corner-balony-drain-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

The new Grumbach Attica Corner Balcony Drain<\/strong> is simply\u00a0installed directly in the parapet corner, enabling a visually\u00a0impressive line for the rainwater downpipe without any\u00a0<\/strong>offset<\/strong> near the edge of the building or within the parapet in\u00a0the inner corner of the building.<\/p>\n

With foam-sealed connection collar and three-dimensional fixing corners<\/strong>.\u00a0Available to fit all standard roofing membranes.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-corner-balony-drain-2026.pdf” url_new_window=”on” button_text=”Catalog page” _builder_version=”4.27.5″ _module_preset=”default” hover_enabled=”0″ global_colors_info=”{}” button_bg_enable_color__hover=”on” sticky_enabled=”0″][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_2″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Attica Corner Meso Drain” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2025\/12\/P3612_Attika-Eck-Meso-Gully_103066_2025-03-03_046.jpg” alt=”Grumbach Attika-Eck-Meso-Gully” admin_label=”Produktmodul” module_id=”universal-gully” _builder_version=”4.27.5″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-corner-meso-drain-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

The new Grumbach Attica Corner Meso Drain<\/strong> provides all advantages of the Attica Corner Balcony Drain (a visually\u00a0impressive line for the rainwater downpipe without any\u00a0<\/strong>offset<\/strong> or within the parapet in the inner corner of the building; foam-sealed connection collar and three-dimensional fixing corners;\u00a0<\/strong>available to fit all standard roofing membranes), but it performes higher drainage capacitiy<\/strong>.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-corner-meso-drain-2026.pdf” url_new_window=”on” button_text=”Catalog page” _builder_version=”4.27.5″ _module_preset=”default” hover_enabled=”0″ global_colors_info=”{}” button_bg_enable_color__hover=”on” sticky_enabled=”0″][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_2,1_2″ admin_label=”Attika-Produkte 2-sp” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ locked=”off” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”AttiCa Super-2 drain” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-super-2-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3433-BIT-S2-L_2019_075175.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Produktmodul” module_id=”universal-gully” _builder_version=”4.24.2″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-super-2-drain-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

The clever 2-in-1-solution!<\/strong> Main and emergency drainage through just one<\/em> penetration. With or without wedge; in short and long versions with, foam-filled connection collar made of bitumen, PVC or any special foil.
For use with a water collecting container<\/strong><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-super-2-drain-2026.pdf” url_new_window=”on” button_text=”Catalog page” _builder_version=”4.27.5″ _module_preset=”default” global_colors_info=”{}” button_bg_enable_color__hover=”on”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Attika-Super-2-Gully_FDZ_2019_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-13_Attika-Super-2-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_2″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”AttiCa Super-2 drain with partial flow diversion” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-super-2-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3472-S2-L_2019_075170.jpg” alt=”Grumbach Universal drain with clamp flange” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-super-2-drain-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

The clever 2-in-1-solution!<\/strong>Main and emergency drainage through just one<\/em> penetration. With or without wedge; in short and long versions with, foam-filled connection collar made of bitumen, PVC or any special foil.
Direct connection onto the down-pipe, no water collecting container <\/strong>required.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-super-2-drain-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Attika-Super-2-Gully_FDZ_2019_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-13_Attika-Super-2-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_2,1_2″ admin_label=”Attika-Produkte 2-sp” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ locked=”off” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Attica Meso drain” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-meso-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/05\/P3212-3494-S1_8x4_18.jpg” alt=”Grumbach Universal drain with clamp flange” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-meso-drain-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

very small insert in the heat insulation;<\/strong> with and without wedge, with foam-filled connection collar made of bitumen, PVC or any special foil.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-meso-drain-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Attika-Meso-Gully_FDZ_2020_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-38_Attika-Meso-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_2″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”AttiCa-Meso-2-Drain” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-meso-2-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/11\/P3213-BIT-S2_2020_081945.jpg” alt=”Attika Meso 2 drain with wedge for use with a water collector” module_id=”universal-gully” _builder_version=”4.24.2″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-meso-2-drain-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

The clever 2-in-1-solution!<\/strong> Main and emergency drainage through just one passage. With or without wedge; in short and long versions with, foam-filled connection collar made of bitumen, PVC or any special foil.
For use with<\/em> a water collecting container<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-meso-2-drain-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Attika-Meso-2-Gully_FDZ_2020_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-38_Attika-Meso-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_2,1_2″ admin_label=”Attika-Produkte 2-sp” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ locked=”off” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”AttiCa Meso-2 drain with partial flow diversion” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-meso-2-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/11\/P3215-BIT_2020_081953.jpg” alt=”Attika Meso-2 drain with partial flow diversion, with wedge” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-meso-2-drain-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

The clever 2-in-1-solution!<\/strong> Main and emergency drainage through just one passage. With or without wedge; in short and long versions with, foam-filled connection collar made of bitumen, PVC or any special foil.
Direct connection onto the down-pipe, no water collecting container <\/em>required.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-meso-2-drain-2026.pdf” button_text=”Catalog page” _builder_version=”4.16″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Attika-Meso-2-Gully_FDZ_2020_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.16″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-38_Attika-Meso-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_2″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”AttiCa Jumbo drain” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-jumbo-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/11\/P3436-N_21_086808.jpg” alt=”Attika Jumbo Drain 2021″ module_id=”universal-gully” _builder_version=”4.21.0″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-jumbo-drain-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

The \u00bbBig Mouth\u00ab Drainage capacity up to 12 l\/s at 55 mm accumulation height! With foam-filled connection collar made of bitumen, PVC or any special foil.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-jumbo-drain-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Attika-Jumbo-Gully_FDZ_2021_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-14_Attika-Jumbo-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_2,1_2″ admin_label=”Attika-Produkte 2-sp” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ locked=”off” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”AttiCa flat drain” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-flat-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3441-L-3443-L_14.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Produktmodul” module_id=”universal-gully” _builder_version=”4.24.2″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-flat-drain-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Extremely flat design<\/strong>; with clamp flange system or with foam-filled connection collar made of bitumen, PVC or any special foil.; short or long version available.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-flat-drain-2026.pdf” url_new_window=”on” button_text=”Catalog page” _builder_version=”4.27.5″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}” button_bg_enable_color__hover=”on”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Attika-Flachgully_FDZ_2019_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-16_Attika-Flachgully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_2″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”AttiCa Power drain” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-power-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3624-2_16.jpg” alt=”Grumbach Universal drain with clamp flange” module_id=”universal-gully” _builder_version=”4.27.5″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-power-drain-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Negative pressure drainage as a complete set<\/strong>; consisting of the Attikc Flat Drain DN 70, a special pressure flowthrough element and the corresponding pressure flowthrough downpipe made of stainless steel with a defined length including pressure pipe connection clamps in the required number. The required number of pressure pipe connection clamps.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-power-drain-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Attika-Power-Drain_FDZ_2020_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-37_Attika-Power-Drain_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_4,1_4,1_4,1_4″ admin_label=”Attika-Produkte 4-sp” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ locked=”off” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”AttiCa Plus drain” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-plus-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3494-P_12.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Produktmodul” module_id=”universal-gully” _builder_version=”4.24.2″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-plus-drain-2026.pdf” custom_css_main_element=”list-style-type: square;” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Construction height only 84 mm!<\/strong> With foam-filled connection collar made of bitumen, PVC or any special foil. Suitable to the stainless steel flat channel system.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-plus-drain-2026.pdf” url_new_window=”on” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}” button_bg_enable_color__hover=”on”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Attika-Plus-Gully_FDZ_2020_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-15_Attika-Plus-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Stainless steel flat sewer system” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/stainless-steel-flat-sewer-system-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P2670_10.jpg” alt=”Grumbach Universal drain with clamp flange” module_id=”universal-gully” _builder_version=”4.24.2″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/stainless-steel-flat-sewer-system-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

for cascade drainage; With a particularly low construction height<\/strong> for targeted rainwater drainage on balconies, terraces and flat roofs.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/stainless-steel-flat-sewer-system-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Attika-Plus-Gully_FDZ_2020_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-15_Attika-Plus-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Attica Rectangular emergency overflow” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-rectangular-emergency-overflow-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3425_16.jpg” alt=”Grumbach Universal drain with clamp flange” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-rectangular-emergency-overflow-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Emergency drainage for large flat roofs; available in different lengths \/ widths.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/attica-rectangular-emergency-overflow-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Attika-Rechteck-Notueberlauf_FDZ_2018_5-24.pdf” button_text=”Technical specifications” _builder_version=”4.25.1″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-33_Attika-Rechteck-Notueberlauf_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”3D Inner Corner 90\u00b0 made of PUR” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2025\/12\/P3690_Attika-3D-Innenecke_103057_2025-03-03_028.jpg” alt=”Klemmflansch-Gully DN 150″ _builder_version=”4.27.5″ body_line_height=”1.4em” animation=”off” locked=”off” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

90\u00b0 inner corners in the area of the parapet or on the building\u00a0wall on a flat roof or terrace can be created easily and without\u00a0any problems.<\/p>\n

No creasing of the roofing membrane or subsequent welding of handmade welded patches, no complicated cutting of the roofing membrane for the\u00a0corner formation.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/3d-inner-corner-90-degree-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_4,1_4,1_4,1_4″ use_custom_gutter=”on” gutter_width=”3″ make_equal=”on” admin_label=”Gullys Produkte 4-sp Zeile” _builder_version=”4.16″ width=”1080px” width_tablet=”” width_phone=”” width_last_edited=”on|phone” max_width_tablet=”80%” max_width_phone=”” max_width_last_edited=”on|desktop” custom_margin=”36px|auto|36px|auto|true|” custom_padding=”0px||0px||false|” global_colors_info=”{}” locked=”off”][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Rainwater Hopper with EPDM sealing” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2025\/12\/P2475-2476_Wasserfangkasten-Attika-Ablaeufe.jpg” alt=”Wasserfangkasten Attika-Abl\u00e4ufe” admin_label=”Bild und Text Produkt” _builder_version=”4.27.5″ body_line_height=”1.4em” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/rainwater-hoppers-2026.pdf” hover_enabled=”0″ global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover” sticky_enabled=”0″]<\/p>\n

Rainwater hopper made of titanium zinc sheet with permanently attached EPDM sealing collar<\/p>\n

Suitable for all Attica Balcony Drains and Pipes DN 70 resp. DN 100.<\/strong><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/rainwater-hoppers-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Rainwater Hopper with EPDM sealing” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2025\/12\/P2470_Wasserfangkasten-Attika-Plus-Gully.jpg” alt=”Wasserfangkasten Attika-Abl\u00e4ufe” admin_label=”Bild und Text Produkt” _builder_version=”4.27.5″ body_line_height=”1.4em” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/rainwater-hoppers-2026.pdf” hover_enabled=”0″ locked=”off” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover” sticky_enabled=”0″]<\/p>\n

Rainwater hopper made of titanium zinc sheet with permanently attached EPDM sealing collar<\/p>\n

Suitable for the Attica Plus Drain<\/strong> made of PUR.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/rainwater-hoppers-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ hover_enabled=”0″ locked=”off” global_colors_info=”{}” sticky_enabled=”0″][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Rainwater Hopper with EPDM sealing” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2025\/12\/P2477_Wasserfangkasten-Jumbo-Gully.jpg” alt=”Wasserfangkasten-Jumbo-Gully mit dichtmanschette” admin_label=”Bild und Text Produkt” _builder_version=”4.27.5″ body_line_height=”1.4em” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/rainwater-hoppers-2026.pdf” locked=”off” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Rainwater hopper made of titanium zinc sheet with permanently attached EPDM sealing collar<\/p>\n

Suitable for the Attica Jumbo Drain<\/strong> made of PUR.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/rainwater-hoppers-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ hover_enabled=”0″ locked=”off” global_colors_info=”{}” sticky_enabled=”0″][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_column][\/et_pb_row][et_pb_row admin_label=”Gr\u00fcndach Headline” module_id=”gruendach” _builder_version=”4.16″ _module_preset=”3f867505-16eb-491e-af72-48a12b5f6b53″ locked=”off” collapsed=”on” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_text admin_label=”Gr\u00fcndach-Programm” module_id=”attika-gully” _builder_version=”4.16″ header_2_font=”|700||on|||||” header_2_text_align=”center” header_2_text_color=”#ffffff” header_2_font_size=”24px” header_2_letter_spacing=”1px” background_color=”#0f3f93″ width=”100%” custom_padding=”10px||0px||false|false” border_radii=”on|6px|6px|6px|6px” global_colors_info=”{}”]<\/p>\n

Green roof drainage<\/h2>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_4,1_4,1_4,1_4″ admin_label=”Gr\u00fcndach Produkte” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ global_colors_info=”{}”][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Green roof safety drain” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/green-roof-drainage-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P5000.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Bild und Text Produkt” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/green-roof-drainage-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Inspection shaft with insert grate; for the drainage of green flat roofs<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/green-roof-drainage-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Gruendach-Entwaesserung_FDZ_2018.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-10_Gruendachentwaesserung_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Retention attachment” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/retention-attachment-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/11\/P21501_2020_081985.jpg” alt=”Retention attachment” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/retention-attachment-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Defined throttling of the rainwater entering the sewer system.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/retention-attachment-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn_Doku_Retentionsaufsatz_FDZ_2020.pdf” button_text=”Technical specifications” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-41_Retentionsaufsatz_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_column][\/et_pb_row][et_pb_row admin_label=”Sonderl\u00f6sungen Headline Zeile” module_id=”sonderloesungen” _builder_version=”4.16″ _module_preset=”3f867505-16eb-491e-af72-48a12b5f6b53″ locked=”off” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_text admin_label=”Headline Sonderl\u00f6sungen” _builder_version=”4.16″ header_2_font=”|700||on|||||” header_2_text_align=”center” header_2_text_color=”#ffffff” header_2_font_size=”24px” header_2_letter_spacing=”1px” background_color=”#0f3f93″ width=”100%” custom_padding=”10px||0px||false|false” border_radii=”on|6px|6px|6px|6px” global_colors_info=”{}”]<\/p>\n

Special solutions<\/h2>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_4,1_4,1_4,1_4″ admin_label=”Sonderl\u00f6sungen Produkte” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ global_colors_info=”{}”][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Combi drain Type I” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/combi-drain-type-I-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/10\/P3220_086782.jpg” alt=”Grumbach Combi Drain I 3220″ admin_label=”Bild und Text Produkt” module_id=”kombi-gully-1″ _builder_version=”4.24.2″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/combi-drain-type-I-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Down-pipe ventilation and<\/em> drainae through one<\/strong> roof lead-in.<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/combi-drain-type-I-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Kombi-Gully_FDZ_2021_5-24.pdf” button_text=”Technical specifications” admin_label=”Button TechDaten” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/10\/CAD_Kombi_Gully_2021-10.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Combi Drain Type II” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/combi-drain-type-II-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/10\/P3221_21_086777.jpg” alt=”Combi Drain Type II 3221″ admin_label=”Bild und Text Produkt” module_id=”kombi-gully-2″ _builder_version=”4.24.2″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/combi-drain-type-II-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Main and<\/em> emergency drainage through one<\/strong> roof lead-in.<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/combi-drain-type-II-2026.pdf” button_text=”Catalog page” _builder_version=”4.27.5″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Kombi-Gully_FDZ_2021_5-24.pdf” button_text=”Technical specifications” admin_label=”Button TechDaten” _builder_version=”4.25.1″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/10\/CAD_Kombi_Gully_2021-10.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_4,1_4,1_4,1_4″ admin_label=”Sonderl\u00f6sungen Produkte” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ global_colors_info=”{}”][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Collar drain DN 200″ url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/collar-drain-DN200-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3009_12.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Bild und Text Produkt” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/collar-drain-DN200-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Doesn’t get any bigger. <\/span>With foam-filled connection collar made of bitumen, PVC or any special foil.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/collar-drain-DN200-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/Techn-Doku_Kragen-Gully_DN200_FDZ_2018.pdf” button_text=”Technical specifications” admin_label=”Button TechDaten” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-04_Kragen-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Eccentric drain” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/eccentric-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P3722-Anwendung-III_16.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Exzenter-Gully” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/eccentric-drain-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Eccentrically adjustable, therefore ideal for the drainage of roof surfaces on different storeys through one<\/em> downpipe.<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/eccentric-drain-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2024\/05\/Techn-Doku_Exzenter-Gully_FDZ_2019_5-24-k.pdf” button_text=”Technical specifications” admin_label=”Button TechDaten” _builder_version=”4.25.1″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-36_Exzenter-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Alpha-Drain” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/aplpha-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2023\/05\/P3282-3284-3286_Alpha-Gully_Oberteil_CAD_2023.jpg” alt=”P3282-3284-3286 Alpha-Drain upper part 2023″ admin_label=”Bild und Text Produkt” module_id=”universal-gully” _builder_version=”4.20.4″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/aplpha-drain-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

An ingenious two-piece drain consisting of an upper part and a vertical or horizontal lower part. Maximum drainage with minimal ceiling openings.<\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/aplpha-drain-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2023\/05\/Techn-Doku_Alpha-Gully_FDZ_2023.pdf” button_text=”Technical specifications” admin_label=”Button TechDaten” _builder_version=”4.20.4″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2023\/05\/CAD_Alpha-Gully_Serie_2023.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.20.4″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_4,1_4,1_4,1_4″ admin_label=”Sonderl\u00f6sungen Produkte 2″ _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ global_colors_info=”{}”][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Stainless steel drain” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/stainless-steel-drain-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P26112680_08.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Bild und Text Produkt” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/stainless-steel-drain-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

The indestructible one. The robust, non-flammable drain series.<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/stainless-steel-drain-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Edelstahl-Gully_FDZ_2020.pdf” button_text=”Technical specifications” admin_label=”Button TechDaten” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-09_Edelstahl-Gully_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Fire protection” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/reach-through-element-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P5943-5945-5946-5948_11.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Bild und Text Produkt” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/reach-through-element-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Fire protection cladding and compact fire protection drain made of stainless steel. For use in trapezoidal sheet metal roof. For use in trapezoidal sheet metal roofs.<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/fire-protection-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/Techn-Doku_Brandschutz_FDZ_2018.pdf” button_text=”Technical specifications” admin_label=”Button TechDaten” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-19_Brandschutz_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Reach-through element” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P5149_14.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Bild und Text Produkt” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/reach-through-element-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Inspection opening for access to the insulation. Can also be used for ventilation and drying.<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/reach-through-element-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Durchgriffvorrichtung_FDZ_2020.pdf” button_text=”Technical specifications” admin_label=”Button TechDaten” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-18_Befestigungsdurchfuehrung_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Fastening bushings” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/fastening-bushing-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P5141_14.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Bild und Text Produkt” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/fastening-bushing-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

for watertight bushings on flat roofs, e.g. for photo voltaic systems, air-conditioning units or ventilation technology.<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/fastening-bushing-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Befestigungsdurchfuehrungen_FDZ_2020.pdf” button_text=”Technical specifications” admin_label=”Button TechDaten” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-18_Befestigungsdurchfuehrung_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_4,1_4,1_4,1_4″ admin_label=”Sonderl\u00f6sungen Produkte 3″ _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ global_colors_info=”{}”][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Heatings” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/heating-trace-heating-system-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P5930-5931.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Bild und Text Produkt” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/heating-trace-heating-system-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Heating cuffs with accessories for heating PUR drains from DN 70; also for retrofitting.<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/heating-trace-heating-system-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/Techn-Doku_Heizungen_FDZ_2018.pdf” button_text=”Technical specifications” admin_label=”Button TechDaten” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-21_Zubehoer_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Auxiliary heating” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/heating-trace-heating-system-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P5922_12.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Bild und Text Produkt” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/heating-trace-heating-system-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

plan and calculate for roof drains, pipes, roof channels and flat channel systems<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/heating-trace-heating-system-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/Techn-Doku_Heizungen_FDZ_2018.pdf” button_text=”Technical specifications” admin_label=”Button TechDaten” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-21_Zubehoer_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Pipe system made of stainless steel” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/stainless-steel-pipe-system-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P2631-2634-3_12.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Bild und Text Produkt” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/stainless-steel-pipe-system-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

high quality and durable<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/stainless-steel-pipe-system-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-21_Zubehoer_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Siphonic drainage” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/siphonic-drainage-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2021\/11\/P3620-3622_21_086743.jpg” alt=”Siphonic drain made of stainless steel with bitumen collar (top part) for siphonic drainage” admin_label=”Bild und Text Produkt” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/siphonic-drainage-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

The modern method of flat roof drainage.<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/siphonic-drainage-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/Techn-Doku_Druckstro\u0308mung_FDZ_2018.pdf” button_text=”Technical specifications” admin_label=”Button TechDaten” _builder_version=”4.16″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-29_Druckstroemungs-Entwaesserung_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row admin_label=”Zubehoer Headline Zeile” module_id=”zubehoer” _builder_version=”4.16″ _module_preset=”3f867505-16eb-491e-af72-48a12b5f6b53″ locked=”off” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_text admin_label=”Headline Text” module_id=”attika-gully” _builder_version=”4.16″ header_2_font=”|700||on|||||” header_2_text_align=”center” header_2_text_color=”#ffffff” header_2_font_size=”24px” header_2_letter_spacing=”1px” background_color=”#0f3f93″ width=”100%” custom_padding=”10px||0px||false|false” border_radii=”on|6px|6px|6px|6px” global_colors_info=”{}”]<\/p>\n

Accessories<\/h2>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_2,1_4,1_4″ admin_label=”Zubeh\u00f6r Produkte” _builder_version=”4.16″ _module_preset=”cf9d8b83-1827-4c5e-98df-4b0b5ae763b0″ global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Grumbach drain accessories” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/accessories-flat-roof-program-2026.pdf” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/06\/P5902-G.jpg” alt=”Grumbach Universal drain with clamp flange” admin_label=”Bild und Text Zubeh\u00f6r” module_id=”universal-gully” _builder_version=”4.16″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/accessories-flat-roof-program-2026.pdf” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Terrace construction kit, sieve ring attachment, Load-bearing panel, Pebble collar, connection pieces, adapters, odor trap, pebble trap, pebble trap strip, draining grate, seals, back-flow seals, slip-on attachment (emergency drain), inverted roof attachment, accumulation ring, accumulation frame \u2026<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/accessories-flat-roof-program-2026.pdf” button_text=”Catalog page” admin_label=”Button Katalogseite Zubeh\u00f6r” _builder_version=”4.27.5″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Techn-Doku_Zubehoer-fuer-Grumbach-Dachgullys_FDZ_2020.pdf” button_text=”Technical specifications” admin_label=”Button TechDaten Zubeh\u00f6r” _builder_version=”4.16″ _module_preset=”3adec26e-fe4c-46d2-9330-691317071d52″ global_colors_info=”{}”][\/et_pb_button][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/CAD-21_Zubehoer_2020.zip” url_new_window=”on” button_text=”CAD data” admin_label=”CAD-Button” _builder_version=”4.16″ _module_preset=”90198461-c66e-44e1-96ed-b07bd6815222″ locked=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Drainage capacities” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/drainage-capacities-Grumbach-drains-2026.pdf” url_new_window=”on” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/Drainage-Capacities-2026.jpg” alt=”Drainage Capacities Grumbach Flat Roof Program 2026″ admin_label=”Bild und Text Produkt” module_id=”universal-gully” _builder_version=”4.27.5″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/drainage-capacities-Grumbach-drains-2026.pdf” link_option_url_new_window=”on” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

Drainage capacities of Grumbach drains in acc. with DIN EN 1253-2 <\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/drainage-capacities-Grumbach-drains-2026.pdf” url_new_window=”on” button_text=”Drainage capacities (PDF)” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_blurb title=”Connecting surfaces and special foils \/ cuffs” url_new_window=”on” image=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/connecting-surfaces-special-foils-cuffs-2026.jpg” alt=”Connecting surfaces special foils\/cuffs 2026″ admin_label=”Bild und Text Produkt” module_id=”universal-gully” _builder_version=”4.27.5″ body_line_height=”1.4em” body_ul_type=”square” body_ul_text_color=”#e4002a” custom_padding=”||0px|||” animation=”off” link_option_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/connecting-surfaces-special-foils-cuffs-2026.pdf” link_option_url_new_window=”on” global_colors_info=”{}” child_filter_saturate__hover_enabled=”on|desktop” child_filter_saturate__hover=”16%” child_filter_hue_rotate__hover_enabled=”on|hover”]<\/p>\n

When ordering articles with adhesive collars, please mention the required connecting surface!<\/span><\/p>\n

[\/et_pb_blurb][et_pb_button button_url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/connecting-surfaces-special-foils-cuffs-2026.pdf” url_new_window=”on” button_text=”Connecting surfaces (PDF)” admin_label=”Button Katalogseite” _builder_version=”4.27.5″ global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ module_id=”drainage-calculation” _builder_version=”4.16″ background_enable_color=”off” use_background_color_gradient=”on” background_color_gradient_direction=”332deg” background_color_gradient_stops=”rgba(22,30,71,0.88) 0%|rgba(134,197,232,0.46) 100%” background_color_gradient_overlays_image=”on” background_color_gradient_start=”rgba(22,30,71,0.88)” background_color_gradient_end=”rgba(134,197,232,0.46)” background_image=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/04\/Wasserfond_q_2000x500_2.jpg” locked=”off” global_colors_info=”{}”][et_pb_row use_custom_gutter=”on” _builder_version=”4.16″ _module_preset=”3f867505-16eb-491e-af72-48a12b5f6b53″ custom_margin=”||18px||false|false” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][et_pb_text content_tablet=”” content_phone=”” content_last_edited=”on|tablet” _builder_version=”4.16″ _module_preset=”default” header_font=”|300|||||||” header_font_size=”60px” background_layout=”dark” custom_margin=”||||false|false” header_font_size_tablet=”48px” header_font_size_phone=”32px” header_font_size_last_edited=”on|phone” global_colors_info=”{}”]<\/p>\n

Drainage calculation<\/h1>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_2,1_4,1_4″ use_custom_gutter=”on” gutter_width=”3″ make_equal=”on” _builder_version=”4.16″ width=”1080px” width_tablet=”” width_phone=”” width_last_edited=”on|phone” max_width_tablet=”80%” max_width_phone=”” max_width_last_edited=”on|desktop” custom_margin=”36px|auto|36px|auto|true|” custom_padding=”0px||0px||false|” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.16″ custom_padding_tablet=”” custom_padding_phone=”” custom_padding_last_edited=”on|phone” global_colors_info=”{}”][et_pb_text _builder_version=”4.16″ _module_preset=”default” link_font=”||||on||||” link_text_color=”#04235c” background_layout=”dark” text_text_align=”left” global_colors_info=”{}” text_text_color__hover_enabled=”on|desktop” text_link_text_color__hover=”#e4002a” text_link_text_color__hover_enabled=”on|desktop”]<\/p>\n

With our drainage calculation, DrainagePlus,<\/strong><\/a>you can precisely calculate your requirements for Grumbach drains online. Try it!<\/p>\n

[\/et_pb_text][et_pb_text _builder_version=”4.27.5″ _module_preset=”default” link_font=”|700|||on|||#04235c|” link_text_color=”#04235c” background_layout=”dark” global_colors_info=”{}”]<\/p>\n

Alternatively, you can also use our PDF form<\/a> and let us calculate your requirements.<\/p>\n

[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_image src=”https:\/\/grumbach.net\/wp-content\/uploads\/\/2020\/05\/EntwaesserungPlus-Teaser_hell.svg” title_text=”EntwaesserungPlus-Teaser_hell” url=”https:\/\/grumbach.net\/entwaesserungsberechnung” url_new_window=”on” use_overlay=”on” overlay_icon_color=”#e4002a” hover_overlay_color=”rgba(255,255,255,0.82)” hover_icon=”||divi||400″ align=”right” _builder_version=”4.16″ max_width=”100%” max_width_tablet=”100%” max_width_phone=”70%” max_width_last_edited=”on|phone” module_alignment=”center” animation_style=”zoom” border_radii=”on|12px|12px|12px|12px” global_colors_info=”{}” transform_styles__hover_enabled=”on|hover” transform_scale__hover_enabled=”on|hover” transform_translate__hover_enabled=”on|desktop” transform_rotate__hover_enabled=”on|desktop” transform_skew__hover_enabled=”on|desktop” transform_origin__hover_enabled=”on|desktop” transform_scale__hover=”111%|111%”][\/et_pb_image][\/et_pb_column][et_pb_column type=”1_4″ _builder_version=”4.16″ global_colors_info=”{}”][et_pb_image src=”https:\/\/grumbach.net\/wp-content\/uploads\/\/2020\/07\/Entwaesserung-PDF-Teaser_hell.svg” alt=”Download PDF-Form drainage” title_text=”Download PDF-Form drainage” url=”https:\/\/grumbach.net\/wp-content\/uploads\/2026\/02\/calculation-of-required-drains-form-2026.pdf” url_new_window=”on” use_overlay=”on” overlay_icon_color=”#e4002a” hover_overlay_color=”rgba(255,255,255,0.82)” hover_icon=”||divi||400″ align=”right” _builder_version=”4.27.5″ _module_preset=”default” max_width=”100%” max_width_tablet=”100%” max_width_phone=”70%” max_width_last_edited=”on|phone” module_alignment=”center” animation_style=”zoom” border_radii=”on|12px|12px|12px|12px” global_colors_info=”{}” transform_styles__hover_enabled=”on|hover” transform_scale__hover_enabled=”on|hover” transform_scale__hover=”111%|111%” src__hover_enabled=”on|desktop” src__hover=”https:\/\/grumbach.net\/wp-content\/uploads\/2020\/07\/Entwaesserung-PDF-Teaser_hell.svg”][\/et_pb_image][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"

The clever 2-in-1-solution for combined main- and emergency-drainage through the parapet. With partial flow diversion for direct connection onto the down-pipe without a water collection container.The clever 2-in-1-solution for combined main- and emergency-drainage through the parapet.Extremely flat design; with clamp flange system or with foam-filled connection collar made of bitumen, PVC or any special foil.; […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"class_list":["post-3519","page","type-page","status-publish","hentry"],"yoast_head":"\nFlat Roof Program - Grumbach<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/grumbach.net\/en\/flat-roof-program\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Flat Roof Program - Grumbach\" \/>\n<meta property=\"og:description\" content=\"The clever 2-in-1-solution for combined main- and emergency-drainage through the parapet. With partial flow diversion for direct connection onto the down-pipe without a water collection container.The clever 2-in-1-solution for combined main- and emergency-drainage through the parapet.Extremely flat design; with clamp flange system or with foam-filled connection collar made of bitumen, PVC or any special foil.; […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/grumbach.net\/en\/flat-roof-program\/\" \/>\n<meta property=\"og:site_name\" content=\"Grumbach\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-18T18:09:44+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"19 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/grumbach.net\\\/en\\\/flat-roof-program\\\/\",\"url\":\"https:\\\/\\\/grumbach.net\\\/en\\\/flat-roof-program\\\/\",\"name\":\"Flat Roof Program - Grumbach\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/grumbach.net\\\/en\\\/#website\"},\"datePublished\":\"2020-10-07T19:30:09+00:00\",\"dateModified\":\"2026-02-18T18:09:44+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/grumbach.net\\\/en\\\/flat-roof-program\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/grumbach.net\\\/en\\\/flat-roof-program\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/grumbach.net\\\/en\\\/flat-roof-program\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Startseite\",\"item\":\"https:\\\/\\\/grumbach.net\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Flat Roof Program\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/grumbach.net\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/grumbach.net\\\/en\\\/\",\"name\":\"Grumbach\",\"description\":\"Flat Roof and Sanitary Solutions\",\"publisher\":{\"@id\":\"https:\\\/\\\/grumbach.net\\\/en\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/grumbach.net\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/grumbach.net\\\/en\\\/#organization\",\"name\":\"Karl Grumbach GmbH & Co. KG\",\"alternateName\":\"Grumbach\",\"url\":\"https:\\\/\\\/grumbach.net\\\/en\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/grumbach.net\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/grumbach.net\\\/wp-content\\\/uploads\\\/2020\\\/04\\\/Grumbach-Logo-web_2016.png\",\"contentUrl\":\"https:\\\/\\\/grumbach.net\\\/wp-content\\\/uploads\\\/2020\\\/04\\\/Grumbach-Logo-web_2016.png\",\"width\":400,\"height\":97,\"caption\":\"Karl Grumbach GmbH & Co. KG\"},\"image\":{\"@id\":\"https:\\\/\\\/grumbach.net\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.youtube.com\\\/channel\\\/UCTmzbe6SOsnJT11W5VPX0gw\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Flat Roof Program - Grumbach","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/grumbach.net\/en\/flat-roof-program\/","og_locale":"en_US","og_type":"article","og_title":"Flat Roof Program - Grumbach","og_description":"The clever 2-in-1-solution for combined main- and emergency-drainage through the parapet. With partial flow diversion for direct connection onto the down-pipe without a water collection container.The clever 2-in-1-solution for combined main- and emergency-drainage through the parapet.Extremely flat design; with clamp flange system or with foam-filled connection collar made of bitumen, PVC or any special foil.; […]","og_url":"https:\/\/grumbach.net\/en\/flat-roof-program\/","og_site_name":"Grumbach","article_modified_time":"2026-02-18T18:09:44+00:00","twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"19 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/grumbach.net\/en\/flat-roof-program\/","url":"https:\/\/grumbach.net\/en\/flat-roof-program\/","name":"Flat Roof Program - Grumbach","isPartOf":{"@id":"https:\/\/grumbach.net\/en\/#website"},"datePublished":"2020-10-07T19:30:09+00:00","dateModified":"2026-02-18T18:09:44+00:00","breadcrumb":{"@id":"https:\/\/grumbach.net\/en\/flat-roof-program\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/grumbach.net\/en\/flat-roof-program\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/grumbach.net\/en\/flat-roof-program\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Startseite","item":"https:\/\/grumbach.net\/en\/"},{"@type":"ListItem","position":2,"name":"Flat Roof Program"}]},{"@type":"WebSite","@id":"https:\/\/grumbach.net\/en\/#website","url":"https:\/\/grumbach.net\/en\/","name":"Grumbach","description":"Flat Roof and Sanitary Solutions","publisher":{"@id":"https:\/\/grumbach.net\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/grumbach.net\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/grumbach.net\/en\/#organization","name":"Karl Grumbach GmbH & Co. KG","alternateName":"Grumbach","url":"https:\/\/grumbach.net\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/grumbach.net\/en\/#\/schema\/logo\/image\/","url":"https:\/\/grumbach.net\/wp-content\/uploads\/2020\/04\/Grumbach-Logo-web_2016.png","contentUrl":"https:\/\/grumbach.net\/wp-content\/uploads\/2020\/04\/Grumbach-Logo-web_2016.png","width":400,"height":97,"caption":"Karl Grumbach GmbH & Co. KG"},"image":{"@id":"https:\/\/grumbach.net\/en\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.youtube.com\/channel\/UCTmzbe6SOsnJT11W5VPX0gw"]}]}},"_links":{"self":[{"href":"https:\/\/grumbach.net\/en\/wp-json\/wp\/v2\/pages\/3519","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/grumbach.net\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/grumbach.net\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/grumbach.net\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/grumbach.net\/en\/wp-json\/wp\/v2\/comments?post=3519"}],"version-history":[{"count":684,"href":"https:\/\/grumbach.net\/en\/wp-json\/wp\/v2\/pages\/3519\/revisions"}],"predecessor-version":[{"id":9548,"href":"https:\/\/grumbach.net\/en\/wp-json\/wp\/v2\/pages\/3519\/revisions\/9548"}],"wp:attachment":[{"href":"https:\/\/grumbach.net\/en\/wp-json\/wp\/v2\/media?parent=3519"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}