{"id":19844,"date":"2025-11-10T10:34:07","date_gmt":"2025-11-10T10:34:07","guid":{"rendered":"https:\/\/homegrade.brussels\/questions\/comment-eviter-la-condensation-interne-en-gerant-la-vapeur-deau\/"},"modified":"2025-12-16T08:56:46","modified_gmt":"2025-12-16T08:56:46","slug":"comment-eviter-la-condensation-interne-en-gerant-la-vapeur-deau","status":"publish","type":"questions","link":"https:\/\/homegrade.brussels\/nl\/vragen\/comment-eviter-la-condensation-interne-en-gerant-la-vapeur-deau\/","title":{"rendered":"Hoe interne condensatie vermijden via het beheer van waterdamp?"},"content":{"rendered":"\n<section class=\"wp-block-homegrade-content-blocks-highlight homegrade-blocks-highlight homegrade-blocks-highlight--classic\"><div class=\"homegrade-blocks-highlight__titling \"><div class=\"icon\"><img decoding=\"async\" class=\"icon__image\" src=\"https:\/\/homegrade.brussels\/wp-content\/plugins\/homegrade-blocks\/blocks\/highlight\/src\/img\/icon_info.svg\" alt=\"\"\/><\/div><h3 class=\"homegrade-blocks-highlight__block-title\"><strong>Een muur die naar buiten ademt<\/strong><\/h3><\/div><div class=\"homegrade-blocks-highlight__content\"><div class=\"homegrade-blocks-highlight__content__innerblocks\">\n<p>De dampdichtheid van de verschillende lagen in de muur moet afnemen van binnen naar buiten. Een kleine hoeveelheid vocht dat in een strenge winterperiode door de luchtdichte laag zou kunnen dringen, kan dan naar buiten afgevoerd worden zonder dat er inwendige condensatie ontstaat.<\/p>\n<\/div><\/div><\/section>\n\n\n\n<p>Als er bij renovatie al een isolatie in de spouw aanwezig is of tegen de binnenkant van de muur, en u wil een buitenisolatie toevoegen, dan <strong>moet ze meer waterdampdoorlaatbaar zijn dan de reeds aanwezige isolatie<\/strong>.<\/p>\n\n\n\n<p>Als de buitenisolatie minder dampdoorlatend is, dan moet de warmteweerstand (R-waarde) ervan 1,5 keer groter zijn dan de isolatie meer naar de binnenkant.<br><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h5 class=\"wp-block-heading has-text-align-center\">Buitenisolatie gecombineerd <br>met binnenisolatie<\/h5>\n\n\n\n<section class=\"wp-block-homegrade-content-blocks-focused-schema homegrade-blocks-focused-schema\"><figure class=\"picture-container\"><img loading=\"lazy\" decoding=\"async\" width=\"850\" height=\"579\" src=\"https:\/\/homegrade.brussels\/wp-content\/uploads\/2025\/11\/isolation-facade_isolation-exterieure-combinee-isolation-interieure.webp\" alt=\"\" class=\"wp-image-19277\" data-description=\"\" data-legend=\"\u00a9 Dialoog vzw\" srcset=\"https:\/\/homegrade.brussels\/wp-content\/uploads\/2025\/11\/isolation-facade_isolation-exterieure-combinee-isolation-interieure.webp 850w, https:\/\/homegrade.brussels\/wp-content\/uploads\/2025\/11\/isolation-facade_isolation-exterieure-combinee-isolation-interieure-300x204.webp 300w, https:\/\/homegrade.brussels\/wp-content\/uploads\/2025\/11\/isolation-facade_isolation-exterieure-combinee-isolation-interieure-768x523.webp 768w\" sizes=\"auto, (max-width: 850px) 100vw, 850px\" \/><div data-focus-bullet-title=\"Buitenafwerking\" class=\"homegrade-blocks-focus-point-bullet\" aria-hidden=\"true\" style=\"top:35%;left:20%\" data-postion-x=\"20\" data-postion-y=\"35\"><span class=\"homegrade-blocks-focus-point-bullet__index\">1<\/span><\/div><div data-focus-bullet-title=\"Buitenisolatie\" class=\"homegrade-blocks-focus-point-bullet\" aria-hidden=\"true\" style=\"top:54%;left:28.999999999999996%\" data-postion-x=\"28.999999999999996\" data-postion-y=\"54\"><span class=\"homegrade-blocks-focus-point-bullet__index\">2<\/span><\/div><div data-focus-bullet-title=\"Muur\" class=\"homegrade-blocks-focus-point-bullet\" aria-hidden=\"true\" style=\"top:46%;left:56.00000000000001%\" data-postion-x=\"56.00000000000001\" data-postion-y=\"46\"><span class=\"homegrade-blocks-focus-point-bullet__index\">3<\/span><\/div><div data-focus-bullet-title=\"Binnenisolatie\" class=\"homegrade-blocks-focus-point-bullet\" aria-hidden=\"true\" style=\"top:53%;left:78%\" data-postion-x=\"78\" data-postion-y=\"53\"><span class=\"homegrade-blocks-focus-point-bullet__index\">4<\/span><\/div><div data-focus-bullet-title=\"Binnenbepleistering\" class=\"homegrade-blocks-focus-point-bullet\" aria-hidden=\"true\" style=\"top:35%;left:83%\" data-postion-x=\"83\" data-postion-y=\"35\"><span class=\"homegrade-blocks-focus-point-bullet__index\">5<\/span><\/div><\/figure><figcaption><p class=\"description-legend\"><span class=\"legend\">\u00a9 Dialoog vzw<\/span><\/p><ol>\n<li class=\"wp-block-homegrade-content-blocks-focus-point homegrade-blocks-focus-point-caption\"><span class=\"focus-point-title\">Buitenafwerking<\/span><span><\/span><\/li>\n\n\n\n<li class=\"wp-block-homegrade-content-blocks-focus-point homegrade-blocks-focus-point-caption\"><span class=\"focus-point-title\">Buitenisolatie<\/span><span>Minst dampdoorlatende isolatie met <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-isolation-quotidien-color\">R1-waarde \u2265 1,5 keer R2-waarde<\/mark><\/strong><\/span><\/li>\n\n\n\n<li class=\"wp-block-homegrade-content-blocks-focus-point homegrade-blocks-focus-point-caption\"><span class=\"focus-point-title\">Muur<\/span><span><\/span><\/li>\n\n\n\n<li class=\"wp-block-homegrade-content-blocks-focus-point homegrade-blocks-focus-point-caption\"><span class=\"focus-point-title\">Binnenisolatie<\/span><span>Meest dampdoorlatende isolatie met <strong>R2<\/strong>-waarde<\/span><\/li>\n\n\n\n<li class=\"wp-block-homegrade-content-blocks-focus-point homegrade-blocks-focus-point-caption\"><span class=\"focus-point-title\">Binnenbepleistering<\/span><span><\/span><\/li>\n<\/ol><\/figcaption><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h5 class=\"wp-block-heading has-text-align-center\">Buitenisolatie gecombineerd <br>met isolatie in de spouw<\/h5>\n\n\n\n<section class=\"wp-block-homegrade-content-blocks-focused-schema homegrade-blocks-focused-schema\"><figure class=\"picture-container\"><img loading=\"lazy\" decoding=\"async\" width=\"850\" height=\"579\" src=\"https:\/\/homegrade.brussels\/wp-content\/uploads\/2025\/11\/isolation-facade_isolation-exterieure-combinee-isolation-dans-coulisse.webp\" alt=\"\" class=\"wp-image-19275\" data-description=\"\" data-legend=\"\u00a9 Dialoog vzw\" srcset=\"https:\/\/homegrade.brussels\/wp-content\/uploads\/2025\/11\/isolation-facade_isolation-exterieure-combinee-isolation-dans-coulisse.webp 850w, https:\/\/homegrade.brussels\/wp-content\/uploads\/2025\/11\/isolation-facade_isolation-exterieure-combinee-isolation-dans-coulisse-300x204.webp 300w, https:\/\/homegrade.brussels\/wp-content\/uploads\/2025\/11\/isolation-facade_isolation-exterieure-combinee-isolation-dans-coulisse-768x523.webp 768w\" sizes=\"auto, (max-width: 850px) 100vw, 850px\" \/><div data-focus-bullet-title=\"Buitenafwerking\" class=\"homegrade-blocks-focus-point-bullet\" aria-hidden=\"true\" style=\"top:35%;left:21%\" data-postion-x=\"21\" data-postion-y=\"35\"><span class=\"homegrade-blocks-focus-point-bullet__index\">1<\/span><\/div><div data-focus-bullet-title=\"Buitenisolatie\" class=\"homegrade-blocks-focus-point-bullet\" aria-hidden=\"true\" style=\"top:54%;left:28.999999999999996%\" data-postion-x=\"28.999999999999996\" data-postion-y=\"54\"><span class=\"homegrade-blocks-focus-point-bullet__index\">2<\/span><\/div><div data-focus-bullet-title=\"Bestaand parement\" class=\"homegrade-blocks-focus-point-bullet\" aria-hidden=\"true\" style=\"top:46%;left:43%\" data-postion-x=\"43\" data-postion-y=\"46\"><span class=\"homegrade-blocks-focus-point-bullet__index\">3<\/span><\/div><div data-focus-bullet-title=\"Isolatie in de spouw\" class=\"homegrade-blocks-focus-point-bullet\" aria-hidden=\"true\" style=\"top:59%;left:52%\" data-postion-x=\"52\" data-postion-y=\"59\"><span class=\"homegrade-blocks-focus-point-bullet__index\">4<\/span><\/div><div data-focus-bullet-title=\"Muur\" class=\"homegrade-blocks-focus-point-bullet\" aria-hidden=\"true\" style=\"top:42%;left:69%\" data-postion-x=\"69\" data-postion-y=\"42\"><span class=\"homegrade-blocks-focus-point-bullet__index\">5<\/span><\/div><div data-focus-bullet-title=\"Binnenbepleistering\" class=\"homegrade-blocks-focus-point-bullet\" aria-hidden=\"true\" style=\"top:35%;left:84%\" data-postion-x=\"84\" data-postion-y=\"35\"><span class=\"homegrade-blocks-focus-point-bullet__index\">6<\/span><\/div><\/figure><figcaption><p class=\"description-legend\"><span class=\"legend\">\u00a9 Dialoog vzw<\/span><\/p><ol>\n<li class=\"wp-block-homegrade-content-blocks-focus-point homegrade-blocks-focus-point-caption\"><span class=\"focus-point-title\">Buitenafwerking<\/span><span><\/span><\/li>\n\n\n\n<li class=\"wp-block-homegrade-content-blocks-focus-point homegrade-blocks-focus-point-caption\"><span class=\"focus-point-title\">Buitenisolatie<\/span><span>Minst dampdoorlatende isolatie met <strong><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-isolation-quotidien-color\">R1-waarde \u2265 1,5 keer R2-waarde<\/mark><\/strong><\/strong><\/span><\/li>\n\n\n\n<li class=\"wp-block-homegrade-content-blocks-focus-point homegrade-blocks-focus-point-caption\"><span class=\"focus-point-title\">Bestaand parement<\/span><span><\/span><\/li>\n\n\n\n<li class=\"wp-block-homegrade-content-blocks-focus-point homegrade-blocks-focus-point-caption\"><span class=\"focus-point-title\">Isolatie in de spouw<\/span><span>Meest dampdoorlatende isolatie met <strong>R2<\/strong>-waarde<\/span><\/li>\n\n\n\n<li class=\"wp-block-homegrade-content-blocks-focus-point homegrade-blocks-focus-point-caption\"><span class=\"focus-point-title\">Muur<\/span><span><\/span><\/li>\n\n\n\n<li class=\"wp-block-homegrade-content-blocks-focus-point homegrade-blocks-focus-point-caption\"><span class=\"focus-point-title\">Binnenbepleistering<\/span><span><\/span><\/li>\n<\/ol><\/figcaption><\/section>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Als er bij renovatie al een isolatie in de spouw aanwezig is of tegen de binnenkant van de muur, en u wil een buitenisolatie toevoegen, dan moet ze meer waterdampdoorlaatbaar zijn dan de reeds aanwezige isolatie. Als de buitenisolatie minder dampdoorlatend is, dan moet de warmteweerstand (R-waarde) ervan 1,5 keer groter zijn dan de isolatie [&hellip;]<\/p>\n","protected":false},"template":"","meta":{"_acf_changed":false,"footnotes":""},"thematiques":[76],"class_list":["post-19844","questions","type-questions","status-publish","hentry","thematiques-gevels"],"acf":[],"_links":{"self":[{"href":"https:\/\/homegrade.brussels\/nl\/wp-json\/wp\/v2\/questions\/19844","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/homegrade.brussels\/nl\/wp-json\/wp\/v2\/questions"}],"about":[{"href":"https:\/\/homegrade.brussels\/nl\/wp-json\/wp\/v2\/types\/questions"}],"version-history":[{"count":20,"href":"https:\/\/homegrade.brussels\/nl\/wp-json\/wp\/v2\/questions\/19844\/revisions"}],"predecessor-version":[{"id":21166,"href":"https:\/\/homegrade.brussels\/nl\/wp-json\/wp\/v2\/questions\/19844\/revisions\/21166"}],"wp:attachment":[{"href":"https:\/\/homegrade.brussels\/nl\/wp-json\/wp\/v2\/media?parent=19844"}],"wp:term":[{"taxonomy":"thematiques","embeddable":true,"href":"https:\/\/homegrade.brussels\/nl\/wp-json\/wp\/v2\/thematiques?post=19844"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}