{"id":7269,"date":"2022-06-03T21:36:03","date_gmt":"2022-06-03T21:36:03","guid":{"rendered":"https:\/\/biotik.be\/groendaken\/toiture-verte-a-retention-deau\/"},"modified":"2022-07-07T10:56:24","modified_gmt":"2022-07-07T10:56:24","slug":"waterretentie-groendak","status":"publish","type":"page","link":"https:\/\/biotik.be\/nl\/groendaken\/waterretentie-groendak\/","title":{"rendered":"Waterretentie Groendak"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"7269\" class=\"elementor elementor-7269 elementor-6922\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<div class=\"elementor-section elementor-top-section elementor-element elementor-element-62dd7c6 elementor-section-full_width elementor-section-stretched nt-section section no-padding-bottom biotikTypesFirstSection elementor-section-height-default elementor-section-height-default\" data-id=\"62dd7c6\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;stretch_section&quot;:&quot;section-stretched&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e309114\" data-id=\"e309114\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-af19925 elementor-widget elementor-widget-template\" data-id=\"af19925\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"template.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-template\">\n\t\t\t\t\t<div data-elementor-type=\"page\" data-elementor-id=\"7223\" class=\"elementor elementor-7223 elementor-6876 elementor-6876\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-30fecb0 biotikBreadCrumbsSection elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"30fecb0\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-38a38ab\" data-id=\"38a38ab\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-aa501e2 elementor-widget elementor-widget-shortcode\" data-id=\"aa501e2\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"shortcode.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\"><div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/biotik.be\/nl\/\" title=\"Accueil\">Accueil<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/biotik.be\/nl\/groendaken\/\" title=\"Groendaken\">Groendaken<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\tWaterretentie Groendak\n<\/span><\/div><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-section elementor-top-section elementor-element elementor-element-43e3985a elementor-section-stretched elementor-section-full_width nt-section section no-padding-bottom about-welcome biotikTypeToitures elementor-section-height-default elementor-section-height-default\" data-id=\"43e3985a\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;stretch_section&quot;:&quot;section-stretched&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5adac331\" data-id=\"5adac331\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-40229c54 biotikTypesToituresHeader elementor-widget elementor-widget-r-energy-about-us-two-section\" data-id=\"40229c54\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"r-energy-about-us-two-section.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"about-welcome about-welcome--style-2\"><div class=\"container\"><div class=\"row align-items-center\"><div class=\"col-xl-4 col-lg-5\"><div class=\"title-block\"><span>Waterretentie Groendak<\/span><h2 class=\"title\">Een Re\u00ebel Alternatief Voor Stedelijke Wateropslag<\/h2><div class=\"icon-holder\"><div class=\"icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" id=\"Calque_1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 500 500\" style=\"enable-background:new 0 0 500 500;\" xml:space=\"preserve\"> <style type=\"text\/css\"> .st0{fill:#FFFFFF;} <\/style> <g> <g> <path class=\"st0\" d=\"M445.1,377.7l54.3-146.8V166l-0.5-4.5l-34.2-82L443,65.4l-32.2-14.1l-84-32.2L280.6,180l49.8-19.1 c0.5,0,1,0.5,0.5,0.5l-57.8,44.8l-27.2,94.5l127.2-61.9c1-0.5,2,1,1,1.5L231.8,349.5L209.2,428l170-85c1-0.5,2,1,1,1.5 L196.6,472.7l-7.5,26.7h117.7l105.6-80.5L445.1,377.7z\"><\/path> <\/g> <\/g> <polygon class=\"st0\" points=\"343.5,0 419.9,29.2 455.1,45.3 483.8,63.4 499.4,101.1 499.4,0 \"><\/polygon> <g> <g> <path class=\"st0\" d=\"M83,243.4c-0.5-1,1.5-2,2-0.5l85,172.5l31.2-81.5l-45.3-167c-0.5-1,1.5-1.5,2-0.5l61.9,117.7l31.7-82.5 l-19.6-73.4c0-0.5,0.5-1,1-0.5l29.7,46.3l59.8-156.9L277.1,0H107.6L16.1,146.9L0,171v86l2.5,9.6l69.9,232.3h65.4l15.1-39.7 L83,243.4z\"><\/path> <\/g> <\/g> <polygon class=\"st0\" points=\"0,499.4 47.3,499.4 0,341 \"><\/polygon> <polygon class=\"st0\" points=\"0,0 0,128.2 80,0 \"><\/polygon> <polygon class=\"st0\" points=\"465.7,389.2 429,436 345.5,499.4 499.4,499.4 499.4,299.2 \"><\/polygon> <\/svg><\/div><\/div><\/div><\/div><div class=\"col-xl-7 offset-xl-1 col-lg-6 offset-lg-1\"><div class=\"description\"><h3 class=\"title\">Waterretentie Groendak<\/h3><p>Waterretentie groendaken zijn eigenlijk een subcategorie die gecombineerd kan worden met de meeste andere soorten groendaken.<\/p><p>Zoals de naam al doet vermoeden, zit het verschil in de hoeveelheid water die het dak kan vasthouden.<\/p><p>Dankzij speciaal voor dit doel ontworpen systemen kunnen we berekenen hoeveel water per m<sup>2<\/sup> op het groendak (of zelfs eronder!) moet worden opgeslagen.<\/p><p>Vervolgens kan een maximumvolume worden bepaald waarna het water in de riolering kan stromen, of kan zelfs het moment worden bepaald waarop het overtollige regenwater wordt geloosd.<\/p><p>Het is een innovatief systeem dat helpt bij het beheer van regenwater in stedelijke gebieden zoals Brussel, waar regenwater wordt gemengd met \"grijs\" water (huishoudwater). Dit veroorzaakt overstromingen bij zware regenval.<\/p><div class=\"biotikTypestoituresBtnsContainer\"><p><a class=\"r-button r-button--filled r-button--primary r-button--xs btn-icon-left\" href=\"https:\/\/www.youtube.com\/watch?v=6fwPIL4ra70&amp;ab_channel=Optigr%C3%BCninternationalAG\" target=\"_blank\" rel=\"noopener\" data-hover=\"Interessante video 1\"><i class=\"fab fa-youtube\" aria-hidden=\"true\"><\/i>Interessante video 1<\/a><a class=\"r-button r-button--filled r-button--primary r-button--xs btn-icon-left\" href=\"https:\/\/www.youtube.com\/watch?v=iUSIK1brlJk&amp;ab_channel=Optigr%C3%BCninternationalAG\" target=\"_blank\" rel=\"noopener\" data-hover=\"Interessante video 2\"><i class=\"fab fa-youtube\" aria-hidden=\"true\"><\/i>Interessante video 2<\/a><\/p><\/div><\/div><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-304b8490 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"304b8490\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-79a4baab\" data-id=\"79a4baab\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-58ff843f elementor-widget elementor-widget-html\" data-id=\"58ff843f\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t\t<table class=\"biotikTypeTable\"> \t<tbody> \t\t<tr> \t\t\t<td><p class=\"biotikTypeTableParag\">Biodiversiteit:<\/p><\/td> \t\t\t<td><p class=\"biotikTypeTableParag\"><img decoding=\"async\" alt=\"\" data-htmlarea-file-table=\"sys_file\" data-htmlarea-file-uid=\"259\" src=\"https:\/\/biotik.be\/wp-content\/uploads\/2022\/05\/biotik-value-icons-_Biotik-toiture-verte-vegetale-groendak-3.svg\" style=\"\" width=\"97\" height=\"13\"><\/p><\/td> \t\t<\/tr> \t\t<tr> \t\t\t<td><p class=\"biotikTypeTableParag\">Onderhoud: <\/p><\/td> \t\t\t<td><p class=\"bodytext\"><img decoding=\"async\" alt=\"\" data-htmlarea-file-table=\"sys_file\" data-htmlarea-file-uid=\"258\" src=\"https:\/\/biotik.be\/wp-content\/uploads\/2022\/05\/biotik-value-icons-_Biotik-toiture-verte-vegetale-groendak-1.svg\" style=\"\" width=\"97\" height=\"13\" class=\"biotikTypeTableImgRating\"><\/p><\/td> \t\t<\/tr> \t<\/tbody> \n\n\n<\/table>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-section elementor-top-section elementor-element elementor-element-4a2cdadd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4a2cdadd\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-bf8fa06\" data-id=\"bf8fa06\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6493d108 biotikTypeToituresTitreTabs elementor-widget elementor-widget-heading\" data-id=\"6493d108\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Technische Gegevens<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e5030c biotikTypeToituresDonTech elementor-widget elementor-widget-r-energy-cases-cpt-post-recommendation\" data-id=\"2e5030c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"r-energy-cases-cpt-post-recommendation.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"cases-details\"><div class=\"recommendation-block\"><div class=\"recommendation-details\"><div class=\"row\"><div class=\"col-lg-6 col-md-3 col-6\"><div class=\"detail-item\"><span class=\"title\">Gewicht*<\/span><p>+\/- 90kg\/m<sup>2<\/sup> > \u2026<\/p><\/div><\/div><div class=\"col-lg-6 col-md-3 col-6\"><div class=\"detail-item\"><span class=\"title\">Gewicht*<\/span><p>+\/- 0,9 kN\/m<sup>2<\/sup> > ...<\/p><\/div><\/div><div class=\"col-lg-6 col-md-3 col-6\"><div class=\"detail-item\"><span class=\"title\">Hoogte<\/span><p>+\/- 10cm > \u2026<\/p><\/div><\/div><div class=\"col-lg-6 col-md-3 col-6\"><div class=\"detail-item\"><span class=\"title\">Helling<\/span><p>0 - 5\u00b0 (0 - 9%)<\/p><\/div><\/div><div class=\"col-lg-6 col-md-3 col-6\"><div class=\"detail-item\"><span class=\"title\">Type van vegetatie<\/span><p>Afhankelijk van de technische lagen en het substraat.<\/p><\/div><\/div><div class=\"col-lg-6 col-md-3 col-6\"><div class=\"detail-item\"><span class=\"title\">Waterretentie<\/span><p>60 - 95 %<\/p><\/div><\/div><div class=\"col-lg-6 col-md-3 col-6\"><div class=\"detail-item\"><span class=\"title\">Piekafstroomco\u00ebffici\u00ebnt<sup>**<\/sup><\/span><p>C<sub>r<\/sub> = 0,1<\/p><\/div><\/div><div class=\"col-lg-6 col-md-3 col-6\"><div class=\"detail-item\"><span class=\"title\">Waterberging<\/span><p>40l\/m\u00b2 > \u2026<\/p><\/div><\/div><div class=\"col-lg-6 col-md-3 col-6\"><div class=\"detail-item\"><span class=\"title\">Afvoerdebiet***<\/span><p>+\/- 30 l\/s x ha<\/p><\/div><\/div><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-63cf37a biotikTypesToitureImg\" data-id=\"63cf37a\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4ce9d110 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4ce9d110\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-76b978a4\" data-id=\"76b978a4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6be066f elementor-widget elementor-widget-text-editor\" data-id=\"6be066f\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h6 class=\"biotikLegalProtect\">\/\/ Alle gegevens zijn gebaseerd op informatie die door onze leveranciers is verstrekt, maar wij kunnen niet aansprakelijk worden gesteld voor eventuele onjuiste informatie.<\/h6>\n<h6 class=\"biotikLegalProtect\"><sup>*<\/sup>Project en productspecifiek, vraag altijd een nauwkeurige gewichtsberekening!<\/h6>\n<h6 class=\"biotikLegalProtect\"><sup>**<\/sup>Berekend voor een helling van 0 tot 2% volgens het FLL-protocol.<\/h6>\n<h6 class=\"biotikLegalProtect\"><sup>***<\/sup> Berekening uitgevoerd op een dak met een helling tussen 0 en 2% volgens het FLL-protocol (constante neerslagsequentie van 15 minuten duur r(15) = 300 l\/s x ha).<\/h6>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":6840,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"r-energy-elementor-page.php","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-7269","page","type-page","status-publish","hentry","nt-post-class","","masonry-item","col-lg-4","thumb-none","excerpt-none"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"Het 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