{"id":6580,"date":"2022-06-17T08:43:00","date_gmt":"2022-06-17T06:43:00","guid":{"rendered":"https:\/\/www.acecredit.fr\/fr\/actualites\/.html"},"modified":"2022-06-14T09:55:07","modified_gmt":"2022-06-14T07:55:07","slug":"lisolation-des-batiments-lenjeu-des-prochaines-decennies","status":"publish","type":"post","link":"https:\/\/www.acecredit.fr\/fr\/actualites\/lisolation-des-batiments-lenjeu-des-prochaines-decennies.html","title":{"rendered":"L\u2019isolation des b\u00e2timents, l\u2019enjeu des prochaines d\u00e9cennies"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Face au r\u00e9chauffement climatique, le secteur du b\u00e2timent doit relever le challenge et isoler les logements du chaud comme du froid.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a><\/a>Les solutions pour prot\u00e9ger un b\u00e2timent de la chaleur<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pour faire baisser la temp\u00e9rature, il est crucial d\u2019\u00e9viter l\u2019installation de climatiseurs qui ont un impact environnemental d\u00e9sastreux et aggravent le r\u00e9chauffement climatique. Pour r\u00e9pondre \u00e0 cet objectif, deux leviers d\u2019action : <strong>r\u00e9duire l\u2019exposition ou faire sortir la chaleur.<\/strong> C\u2019est ce que signale Karine Jan, responsable du service b\u00e2timent durable. Si a\u00e9rer la nuit reste la solution la plus \u00e9vidente pour faire sortir la chaleur, une option efficace est \u00e9galement de penser \u00e0 construire des b\u00e2timents dits traversants. En songeant \u00e0 cr\u00e9er d\u00e8s la conception des logements ouverts, cela faciliterait la cr\u00e9ation de courants d\u2019air. En ce qui concerne l\u2019exposition, il est n\u00e9cessaire de \u00ab\u2009limiter les grandes surfaces vitr\u00e9es ouvertes sur le sud et d\u2019introduire des alc\u00f4ves, des terrasses, pour faire en sorte qu\u2019il y ait des zones d\u2019ombres\u2009\u00bb, explique Lo\u00efs Moulas, directeur g\u00e9n\u00e9ral de l\u2019Observatoire de l\u2019immobilier durable. Autres solutions accessibles : l\u2019ajout de \u00ab\u2009brise-soleil\u2009\u00bb sur les fen\u00eatres ou encore l\u2019installation de volets, comme il en existe d\u00e9j\u00e0 dans le Sud (espagnolettes, volets ni\u00e7ois, etc.).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a><\/a>Les mat\u00e9riaux \u00e0 utiliser pour mieux isoler<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Avec la r\u00e9glementation environnementale 2020 (RE2020), en vigueur depuis le 1er janvier, le recours \u00e0 des mat\u00e9riaux biosourc\u00e9s est encourag\u00e9. En effet, <strong>la RE2020 favorise plut\u00f4t ce type de mat\u00e9riaux d\u2019origine naturelle<\/strong>, comme le bois dans le but de limiter les \u00e9missions de gaz \u00e0 effet de serre de la construction neuve. \u00c0 l\u2019inverse, les mat\u00e9riaux de construction plus polluants, comme l\u2019acier ou le b\u00e9ton, sont bannis.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Afin d\u2019augmenter l\u2019efficacit\u00e9 des mat\u00e9riaux utilis\u00e9s, on y peut associer des isolants biosourc\u00e9s eux aussi comme la laine de chanvre, ou la ouate de cellulose, explique Karine Jan.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a><\/a>Les dispositifs de l\u2019\u00c9tat pour adapter les b\u00e2timents<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La protection contre la chaleur et la lutte contre le r\u00e9chauffement climatique font d\u00e9sormais partie des priorit\u00e9s du gouvernement. Avec la nouvelle norme RE2020, <strong>le confort d\u2019\u00e9t\u00e9 devient ainsi un crit\u00e8re essentiel pour la construction des b\u00e2timents neufs<\/strong>. L\u2019indicateur qui le mesure est appel\u00e9 degr\u00e9s-heure d\u2019inconfort, calcul\u00e9 \u00e0 partir du nombre d\u2019heures o\u00f9 la temp\u00e9rature int\u00e9rieure d\u00e9passe un seuil de 26 degr\u00e9s g\u00e9n\u00e9ralement. Ainsi d\u00e8s la conception d\u2019un b\u00e2timent, on prend en compte le param\u00e8tre de confort d\u2019\u00e9t\u00e9 notamment en fonction de la dimension du b\u00e2timent, les protections solaires que l\u2019on peut installer, la taille des ouvertures, l\u2019inertie, etc.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Par ailleurs, le diagnostic de performance \u00e9nerg\u00e9tique (DPE), dans sa nouvelle version, mesure \u00e9galement ce param\u00e8tre en consid\u00e9rant notamment l\u2019isolation ou la pr\u00e9sence ou non de volets. La qualit\u00e9 et l\u2019\u00e9tat des infrastructures qui r\u00e9pondent aux derni\u00e8res normes \u00e9nerg\u00e9tiques sont des atouts de taille pour sauter le pas et investir dans le neuf. De plus, dans le cadre de la loi Pinel, il est possible de b\u00e9n\u00e9ficier d\u2019un abattement fiscal loin d\u2019\u00eatre n\u00e9gligeable. Pour r\u00e9ussir un projet immobilier dans le neuf, l\u2019aide d\u2019un courtier en cr\u00e9dit immobilier est fortement conseill\u00e9e. Sa connaissance fine du cr\u00e9dit et son expertise font de lui le meilleur atout des futurs investisseurs dans le neuf.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Face au r\u00e9chauffement climatique, le secteur du b\u00e2timent doit relever le challenge et isoler les logements du chaud comme du froid. Les solutions pour prot\u00e9ger un b\u00e2timent [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":5799,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-6580","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>L\u2019isolation des b\u00e2timents, l\u2019enjeu des prochaines d\u00e9cennies - Ace Cr\u00e9dit<\/title>\n<meta name=\"description\" content=\"Pour le secteur de la construction ou de l\u2019innovation, isoler contre la chaleur est un nouvel enjeu. 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