{"id":95785,"date":"2017-04-24T09:15:19","date_gmt":"2017-04-24T07:15:19","guid":{"rendered":"http:\/\/batijournal.com\/?p=95785"},"modified":"2019-07-15T11:27:22","modified_gmt":"2019-07-15T09:27:22","slug":"isolation-thermique-renforcee-combles-dune-maison-annees-80","status":"publish","type":"post","link":"https:\/\/batijournal.com\/index.php\/isolation-thermique-renforcee-combles-dune-maison-annees-80\/95785\/","title":{"rendered":"Isolation thermique renforc\u00e9e dans les combles d&rsquo;une maison des ann\u00e9es 80"},"content":{"rendered":"<p><strong>A La Fert\u00e9 Alais, dans le Sud Est du d\u00e9partement de l\u2019Essonne, les propri\u00e9taires d\u2019une maison de 90 m2, construite dans les ann\u00e9es 80, souhaitaient agrandir leur surface habitable. L\u2019objectif \u00e9tait en particulier de disposer d\u2019une plus grande pi\u00e8ce \u00e0 vivre. Ils ont fait appel \u00e0 l\u2019entreprise Agrandir Proc\u00e9d\u00e9s Harnois pour les accompagner dans leur projet. Le proc\u00e9d\u00e9 Harnois consiste \u00e0 renforcer la charpente gr\u00e2ce \u00e0 la pose de poteaux gliss\u00e9s \u00e0 l\u2019int\u00e9rieur des cloisons existantes qui permettent de r\u00e9partir les charges sur la dalle et la toiture et ainsi de modifier la charpente pour disposer d\u2019une surface utile plus importante dans les combles.<\/strong><\/p>\n<p>Avant d\u2019enlever les fermettes m\u00e9talliques qui portent la charpente de cette maison Essonnienne et emp\u00eachent l\u2019utilisation de la totalit\u00e9 de l\u2019espace des combles, les sp\u00e9cialistes Harnois ont mis en \u0153uvre le syst\u00e8me exclusif de renforcement de la charpente. Ce proc\u00e9d\u00e9 brevet\u00e9 consiste \u00e0 cr\u00e9er un plancher de bois en appui sur des poteaux de reprise de charge avec platine isophonique, qui reposent eux-m\u00eames sur la dalle du plancher de l\u2019\u00e9tage inf\u00e9rieur. Ces poteaux sont ensuite dissimul\u00e9s dans l\u2019\u00e9paisseur d\u2019une cloison et donc totalement invisibles.<\/p>\n<p>Ces professionnels ont alors proc\u00e9d\u00e9 \u00e0 l\u2019isolation thermique renforc\u00e9e en posant deux couches d\u2019isolants en laine min\u00e9rale de verre Knauf Insulation en lambda 32 mW\/m.K, une premi\u00e8re couche de KI Fit 032 d\u2019une \u00e9paisseur de 60 mm et une deuxi\u00e8me couche de 160 mm du Syst\u00e8me RT Plus int\u00e9grant la membrane pare-vapeur, soit un total de 220 mm d\u2019isolant qui permet \u00e0 cette nouvelle surface utile d\u2019obtenir une excellente performance d\u2019isolation thermique (6,85 m2.K\/W), en plus d\u2019une parfaite \u00e9tanch\u00e9it\u00e9 \u00e0 l\u2019air et \u00e0 la vapeur d\u2019eau. En une seule op\u00e9ration, l&rsquo;\u00e9quipe a r\u00e9alis\u00e9 de mani\u00e8re simple et rapide l\u2019isolation thermique et l\u2019\u00e9tanch\u00e9it\u00e9 \u00e0 l\u2019air et \u00e0 la vapeur d\u2019eau.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A La Fert\u00e9 Alais, dans le Sud Est du d\u00e9partement de l\u2019Essonne, les propri\u00e9taires d\u2019une maison de 90 m2, construite dans les ann\u00e9es 80, souhaitaient agrandir leur surface habitable. L\u2019objectif \u00e9tait en particulier de disposer d\u2019une plus grande pi\u00e8ce \u00e0 vivre. Ils ont fait appel \u00e0 l\u2019entreprise Agrandir Proc\u00e9d\u00e9s Harnois pour les accompagner dans leur [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":95786,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[10530,6340],"tags":[1132,392],"class_list":["post-95785","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites","category-architecture-conception","tag-combles","tag-isolation-2"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Isolation thermique renforc\u00e9e dans les combles d&#039;une maison des ann\u00e9es 80<\/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:\/\/batijournal.com\/index.php\/isolation-thermique-renforcee-combles-dune-maison-annees-80\/95785\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Isolation thermique renforc\u00e9e dans les combles d&#039;une maison des ann\u00e9es 80\" \/>\n<meta property=\"og:description\" content=\"A La Fert\u00e9 Alais, dans le Sud Est du d\u00e9partement de l\u2019Essonne, les propri\u00e9taires d\u2019une maison de 90 m2, construite dans les ann\u00e9es 80, souhaitaient agrandir leur surface habitable. L\u2019objectif \u00e9tait en particulier de disposer d\u2019une plus grande pi\u00e8ce \u00e0 vivre. Ils ont fait appel \u00e0 l\u2019entreprise Agrandir Proc\u00e9d\u00e9s Harnois pour les accompagner dans leur [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/batijournal.com\/index.php\/isolation-thermique-renforcee-combles-dune-maison-annees-80\/95785\/\" \/>\n<meta property=\"og:site_name\" content=\"Batijournal\" \/>\n<meta property=\"article:published_time\" content=\"2017-04-24T07:15:19+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2019-07-15T09:27:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/batijournal.com\/wp-content\/uploads\/2017\/04\/isoaltion-combles-harnois_KNAUF-INSULATION_166_3.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"St\u00e9phane Miget\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@bati_journal\" \/>\n<meta name=\"twitter:site\" content=\"@bati_journal\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"St\u00e9phane Miget\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/batijournal.com\\\/index.php\\\/isolation-thermique-renforcee-combles-dune-maison-annees-80\\\/95785\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/batijournal.com\\\/index.php\\\/isolation-thermique-renforcee-combles-dune-maison-annees-80\\\/95785\\\/\"},\"author\":{\"name\":\"St\u00e9phane Miget\",\"@id\":\"https:\\\/\\\/batijournal.com\\\/#\\\/schema\\\/person\\\/1dc96ec6957aa1ccb25ebe78bb19f100\"},\"headline\":\"Isolation thermique renforc\u00e9e dans les combles d&rsquo;une maison des ann\u00e9es 80\",\"datePublished\":\"2017-04-24T07:15:19+00:00\",\"dateModified\":\"2019-07-15T09:27:22+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/batijournal.com\\\/index.php\\\/isolation-thermique-renforcee-combles-dune-maison-annees-80\\\/95785\\\/\"},\"wordCount\":353,\"image\":{\"@id\":\"https:\\\/\\\/batijournal.com\\\/index.php\\\/isolation-thermique-renforcee-combles-dune-maison-annees-80\\\/95785\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/batijournal.com\\\/wp-content\\\/uploads\\\/2017\\\/04\\\/isoaltion-combles-harnois_KNAUF-INSULATION_166_3.jpg\",\"keywords\":[\"combles\",\"isolation\"],\"articleSection\":[\"Actualit\u00e9s\",\"Architecture &amp; 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