{"id":81290,"date":"2012-06-15T00:00:00","date_gmt":"2012-06-14T22:00:00","guid":{"rendered":"http:\/\/b.bati-journal.com\/blocs-de-chanvre-pour-isolation-et-construction-bbc\/81290"},"modified":"2019-07-15T11:29:14","modified_gmt":"2019-07-15T09:29:14","slug":"blocs-de-chanvre-pour-isolation-et-construction-bbc","status":"publish","type":"post","link":"https:\/\/batijournal.com\/index.php\/blocs-de-chanvre-pour-isolation-et-construction-bbc\/81290\/","title":{"rendered":"Blocs de chanvre pour isolation et construction BBC"},"content":{"rendered":"<p><span class=\"lettrine\">A<\/span>u coeur de la ferme Cochet (Herbeys, 38), productrice de fromages, de pain et de l\u00e9gumes bio, une isolation par l&rsquo;ext\u00e9rieur et une extension en blocs de chanvre ont tranform\u00e9 le b\u00e2timent principal (o\u00f9 vivent les salari\u00e9s et associ\u00e9s de la ferme).\u000bUne extension de 200 m2 prolonge le b\u00e2timent existant. R\u00e9alis\u00e9e en poteaux-poutres et 30 cm de blocs de chanvre, cette construction aux standards BBC (Batiment Basse Consommation) devrait consommer entre 100 et 300 euros de chauffage par an. Une performance renforc\u00e9e par l&rsquo;utilisation de triples vitrages sur pr\u00e9cadres en ch\u00eane massif. D&rsquo;autres techniques novatrices ont \u00e9t\u00e9 employ\u00e9es, comme la la mise en oeuvre d&rsquo;une dalle en terre crue sur l&rsquo;isolation de sol en blocs de chanvre.\u000bL&rsquo;ancienne grange en pierre de la ferme a \u00e9t\u00e9 int\u00e9gralement isol\u00e9e par l&rsquo;ext\u00e9rieur en blocs de chanvre. Le bloc laisse \u00ab\u00a0respirer\u00a0\u00bb le b\u00e2ti ancien et se ma\u00e7onne simplement, sans probl\u00e8me de fixation. Le vide d&rsquo;air entre le mur existant et le bloc de chanvre a \u00e9t\u00e9 combl\u00e9 avec de la vermiculite. Les volets roulants ont \u00e9t\u00e9 int\u00e9gr\u00e9s \u00e0 l&rsquo;isolation, et de fausses vo\u00fbtes ont \u00e9t\u00e9 recr\u00e9\u00e9es en bloc de chanvre pour les ouvertures et la porte d&rsquo;entr\u00e9e.\u000bPlus de 600 m2 de fa\u00e7ades ont \u00e9t\u00e9 enduits \u00e0 la chaux, comprenant le corps de ferme existant, la grange isol\u00e9e par l&rsquo;ext\u00e9rieur et l&rsquo;extension, faisant de ce chantier une des plus importantes r\u00e9alisations en blocs de chanvre de la r\u00e9gion.\u000bL&rsquo;ensemble des trois b\u00e2tisses est chauff\u00e9 par une centrale de chaleur au bois d\u00e9chiquet\u00e9. La mati\u00e8re est issue du broyage du bois r\u00e9colt\u00e9 lors des activit\u00e9s d&rsquo;\u00e9lagage de la ferme, lesquelles permettent en outre d&rsquo;entretenir la coh\u00e9sion du paysage.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Au coeur de la ferme Cochet (Herbeys, 38), productrice de fromages, de pain et de l\u00e9gumes bio, une isolation par l&rsquo;ext\u00e9rieur et une extension en blocs de chanvre ont tranform\u00e9 le b\u00e2timent principal (o\u00f9 vivent les salari\u00e9s et associ\u00e9s de la ferme).\u000bUne extension de 200 m2 prolonge le b\u00e2timent existant. R\u00e9alis\u00e9e en poteaux-poutres et 30 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":81291,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[6340],"tags":[11038,11009,70],"class_list":["post-81290","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-architecture-conception","tag-bbc","tag-chanvre-2","tag-ite"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Blocs de chanvre pour isolation et construction BBC<\/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\/blocs-de-chanvre-pour-isolation-et-construction-bbc\/81290\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Blocs de chanvre pour isolation et construction BBC\" \/>\n<meta property=\"og:description\" content=\"Au coeur de la ferme Cochet (Herbeys, 38), productrice de fromages, de pain et de l\u00e9gumes bio, une isolation par l&rsquo;ext\u00e9rieur et une extension en blocs de chanvre ont tranform\u00e9 le b\u00e2timent principal (o\u00f9 vivent les salari\u00e9s et associ\u00e9s de la ferme).\u000bUne extension de 200 m2 prolonge le b\u00e2timent existant. 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