{"id":4724,"date":"2023-09-06T10:21:45","date_gmt":"2023-09-06T10:21:45","guid":{"rendered":"https:\/\/homegrade.brussels\/?post_type=questions&#038;p=4724"},"modified":"2023-11-28T16:50:59","modified_gmt":"2023-11-28T16:50:59","slug":"welke-soort-isolatie-en-dikte-moet-ik-kiezen-2","status":"publish","type":"questions","link":"https:\/\/homegrade.brussels\/nl\/vragen\/welke-soort-isolatie-en-dikte-moet-ik-kiezen-2\/","title":{"rendered":"Welke soort isolatie en dikte moet ik kiezen?"},"content":{"rendered":"\n<p>Er zijn isolatiematerialen met minerale grondstoffen (glaswol of rotswol), plantaardige grondstoffen (hout, vlas, hennep, cellulose, katoen\u2026), dierlijke grondstoffen (schapenwol\u2026) of synthetische grondstoffen (polyurethaan, ge\u00ebxtrudeerd polystyreen\u2026).<\/p>\n\n\n\n<div class=\"wp-block-homegrade-content-blocks-picture-banner homegrade-content-blocks-picture-banner  fixed-height\"><img loading=\"lazy\" decoding=\"async\" width=\"1333\" height=\"1000\" src=\"https:\/\/homegrade.brussels\/wp-content\/uploads\/2023\/09\/isolation-toiture-inclinee-insuflation.jpg\" alt=\"Isolation d'une toiture inclin\u00e9es par insuflation\" style=\"object-position:50% 0%\" class=\"wp-image-1239\" srcset=\"https:\/\/homegrade.brussels\/wp-content\/uploads\/2023\/09\/isolation-toiture-inclinee-insuflation.jpg 1333w, https:\/\/homegrade.brussels\/wp-content\/uploads\/2023\/09\/isolation-toiture-inclinee-insuflation-300x225.jpg 300w, https:\/\/homegrade.brussels\/wp-content\/uploads\/2023\/09\/isolation-toiture-inclinee-insuflation-1024x768.jpg 1024w, https:\/\/homegrade.brussels\/wp-content\/uploads\/2023\/09\/isolation-toiture-inclinee-insuflation-768x576.jpg 768w\" sizes=\"auto, (max-width: 1333px) 100vw, 1333px\" \/><\/div>\n\n\n\n<p>Neem de tijd om de prestaties en prijzen te vergelijken, evenals de toepassingsgebieden, milieukenmerken en akoestische eigenschappen.<\/p>\n\n\n\n<p>De warmtegeleidingsco\u00ebffici\u00ebnt <strong>\u03bb (&#8220;lambda&#8221;)<\/strong> en de warmteweerstand <strong>R<\/strong> laten toe de thermische prestaties van een isolatiemateriaal te beoordelen:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u03bb<\/strong> (uitgedrukt in W\/mK) kenmerkt het vermogen van een lichaam om warmte te geleiden. Hoe kleiner \u03bb, hoe beter het materiaal isoleert.<\/li>\n\n\n\n<li><strong>R<\/strong> (uitgedrukt in m\u00b2K\/W) geeft aan hoe groot de weerstand is tegen warmteverliezen via geleiding van een materiaallaag. Hoe groter R, hoe beter de laag isoleert.<\/li>\n<\/ul>\n\n\n\n<aside class=\"wp-block-homegrade-content-blocks-aside homegrade-blocks-aside\"><p class=\"aside-content\"><strong>R = e\/\u03bb<\/strong><br><br><strong>De warmteweerstand R<\/strong> van een isolatielaag is gelijk aan zijn dikte d (uitgedrukt in meter) gedeeld door zijn warmtegeleiding <strong>\u03bb<\/strong>.<\/p><\/aside>\n\n\n\n<h3 class=\"wp-block-homegrade-content-blocks-content-heading homegrade-blocks-custom-heading\">Diktes die nodig zijn om minimale thermische prestaties te bereiken: R \u2265 4 m\u00b2K\/W<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Soort isolatie<\/th><th>Los<\/th><th>Soepel<\/th><th>Hard<\/th><th>\u03bb (W\/mK)<\/th><th>min. dikte (cm)<\/th><th>\u03bc sec<\/th><\/tr><\/thead><tbody><tr><td>Glaswol<\/td><td>((v))<\/td><td>((v))<\/td><td>((x))<\/td><td>0,030 tot 0,045<\/td><td>13 tot 18<\/td><td>1,2 tot 1,5<\/td><\/tr><tr><td>Steenwol<\/td><td>((v))<\/td><td>((v))<\/td><td>((x))<\/td><td>0,030 tot 0,045<\/td><td>13 tot 18<\/td><td>1,2 tot 1,5<\/td><\/tr><tr><td>Houtvezelwol<\/td><td>((v))<\/td><td>((v))<\/td><td>((x))<\/td><td>0,030 tot 0,045<\/td><td>13 tot 18<\/td><td>4<\/td><\/tr><tr><td>Hennepwol<\/td><td>((v))<\/td><td>((v))<\/td><td>((x))<\/td><td>0,039 tot 0,044<\/td><td>13 tot 18<\/td><td>1,2<\/td><\/tr><tr><td>Graswol<\/td><td>((v))<\/td><td>((v))<\/td><td>((x))<\/td><td>0,030 tot 0,045<\/td><td>13 tot 18<\/td><td>1<\/td><\/tr><tr><td>Cellulosewol<\/td><td>((v))<\/td><td>((v))<\/td><td>((x))<\/td><td>0,030 tot 0,045<\/td><td>13 tot 18<\/td><td>1 tot 2<\/td><\/tr><tr><td>Kurk<\/td><td>((v))<\/td><td>((x))<\/td><td>((v))<\/td><td>0,032 tot 0,045<\/td><td>13 tot 18<\/td><td>30<\/td><\/tr><tr><td>Polyurethaan (PUR \/ PIR)<\/td><td>((x))<\/td><td>((x))<\/td><td>((v))<\/td><td>0,023 tot 0,029<\/td><td>10 tot 12<\/td><td>30<\/td><\/tr><tr><td>XPS<\/td><td>((x))<\/td><td>((x))<\/td><td>((v))<\/td><td>0,029 tot 0,035<\/td><td>9,3 tot 13,7<\/td><td>80 tot 200<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\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\" src=\"data:image\/svg+xml;base64,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\" alt=\"\"\/><\/div><h3 class=\"homegrade-blocks-highlight__block-title\">Een bestaande isolatie versterken<\/h3><\/div><div class=\"homegrade-blocks-highlight__content\"><div class=\"homegrade-blocks-highlight__content__innerblocks\">\n<p>Als u een bestaande isolatie wil versterken, kunt u onder het dampscherm een beperkte isolatielaag aanbrengen: de thermische weerstand R van de isolatie boven het <button data-tooltip-definition=\"Beperkt de migratie van waterdamp doorheen de lagen van het dak en zorgt ervoor dat deze lagen luchtdicht blijven.\" data-definition-id=\"4727\" data-tooltip-word=\"Dampscherm\" class=\"tooltip-word\">dampscherm<\/button> moet minstens 1,5 keer hoger zijn dan die van de isolatie eronder. Deze methode wordt afgeraden voor vochtige ruimtes.<\/p>\n<\/div><\/div><\/section>\n","protected":false},"excerpt":{"rendered":"<p>Er zijn isolatiematerialen met minerale grondstoffen (glaswol of rotswol), plantaardige grondstoffen (hout, vlas, hennep, cellulose, katoen\u2026), dierlijke grondstoffen (schapenwol\u2026) of synthetische grondstoffen (polyurethaan, ge\u00ebxtrudeerd polystyreen\u2026). Neem de tijd om de prestaties en prijzen te vergelijken, evenals de toepassingsgebieden, milieukenmerken en akoestische eigenschappen. De warmtegeleidingsco\u00ebffici\u00ebnt \u03bb (&#8220;lambda&#8221;) en de warmteweerstand R laten toe de thermische prestaties [&hellip;]<\/p>\n","protected":false},"template":"","meta":{"_acf_changed":false,"footnotes":""},"thematiques":[63],"class_list":["post-4724","questions","type-questions","status-publish","hentry","thematiques-hellend-dak"],"acf":[],"_links":{"self":[{"href":"https:\/\/homegrade.brussels\/nl\/wp-json\/wp\/v2\/questions\/4724","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":0,"href":"https:\/\/homegrade.brussels\/nl\/wp-json\/wp\/v2\/questions\/4724\/revisions"}],"wp:attachment":[{"href":"https:\/\/homegrade.brussels\/nl\/wp-json\/wp\/v2\/media?parent=4724"}],"wp:term":[{"taxonomy":"thematiques","embeddable":true,"href":"https:\/\/homegrade.brussels\/nl\/wp-json\/wp\/v2\/thematiques?post=4724"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}