{"id":4047,"date":"2018-08-06T14:35:38","date_gmt":"2018-08-06T12:35:38","guid":{"rendered":"https:\/\/enbau-online.ch\/bauphysik\/?p=4047"},"modified":"2018-08-06T14:35:38","modified_gmt":"2018-08-06T12:35:38","slug":"4-6-etancheite-a-lair-et-au-vent-de-lenveloppe-du-batiment","status":"publish","type":"post","link":"https:\/\/enbau-online.ch\/bauphysik\/fr\/4-6-etancheite-a-lair-et-au-vent-de-lenveloppe-du-batiment\/","title":{"rendered":"4.6 Etanch\u00e9it\u00e9 \u00e0 l’air et au vent de l’enveloppe du b\u00e2timent"},"content":{"rendered":"

En plus des fonctions principales de support (charge) et d’isolation (chaleur), la plupart des \u00e9l\u00e9ments de construction doivent aussi assurer des \u00ab\u200at\u00e2ches d’\u00e9tanch\u00e9ification\u200a\u00bb qui sont en partie d\u00e9volues \u00e0 des couches sp\u00e9cifiques:<\/p>\n

    \n
  1. \n

    l’\u00e9tanch\u00e9it\u00e9 \u00e0 l’air<\/i> emp\u00eache la fuite d’air int\u00e9rieur chaud vers l’ext\u00e9rieur et invers\u00e9ment;<\/p>\n<\/li>\n

  2. \n

    le pare-vapeur<\/i> ou la barri\u00e8re vapeur<\/i> r\u00e9duit le flux de vapeur d’eau par diffusion dans les parties froides de la construction de fa\u00e7on \u00e0 \u00e9viter la formation d’une quantit\u00e9 excessive de condensation;<\/p>\n<\/li>\n

  3. \n

    l’\u00e9tanch\u00e9it\u00e9 au vent<\/i> emp\u00eache l’\u00e9coulement d’air ext\u00e9rieur froid \u00e0 l’arri\u00e8re de l’isolation thermique;<\/p>\n<\/li>\n

  4. \n

    la couche de protection aux intemp\u00e9ries<\/i> prot\u00e8ge la construction du climat ext\u00e9rieur, entre autre de la pluie battante.<\/p>\n<\/li>\n<\/ol>\n

    \"Etanch\u00e9it\u00e9<\/div>\n
    Fig.\u202f4.27:\u2002Etanch\u00e9it\u00e9 \u00e0 l’air et au vent: dispositions possibles [4.19]<\/span><\/span><\/div>\n","protected":false},"excerpt":{"rendered":"

    En plus des fonctions principales de support (charge) et d’isolation (chaleur), la plupart des \u00e9l\u00e9ments de construction doivent aussi assurer des \u00ab\u200at\u00e2ches d’\u00e9tanch\u00e9ification\u200a\u00bb qui sont en partie d\u00e9volues \u00e0 des couches sp\u00e9cifiques: l’\u00e9tanch\u00e9it\u00e9 \u00e0 l’air emp\u00eache la fuite d’air int\u00e9rieur chaud vers l’ext\u00e9rieur et invers\u00e9ment; le pare-vapeur ou la barri\u00e8re vapeur r\u00e9duit le flux de […]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[25],"tags":[],"class_list":["post-4047","post","type-post","status-publish","format-standard","hentry","category-ecoulements-dair"],"_links":{"self":[{"href":"https:\/\/enbau-online.ch\/bauphysik\/fr\/wp-json\/wp\/v2\/posts\/4047","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/enbau-online.ch\/bauphysik\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/enbau-online.ch\/bauphysik\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/enbau-online.ch\/bauphysik\/fr\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/enbau-online.ch\/bauphysik\/fr\/wp-json\/wp\/v2\/comments?post=4047"}],"version-history":[{"count":2,"href":"https:\/\/enbau-online.ch\/bauphysik\/fr\/wp-json\/wp\/v2\/posts\/4047\/revisions"}],"predecessor-version":[{"id":5119,"href":"https:\/\/enbau-online.ch\/bauphysik\/fr\/wp-json\/wp\/v2\/posts\/4047\/revisions\/5119"}],"wp:attachment":[{"href":"https:\/\/enbau-online.ch\/bauphysik\/fr\/wp-json\/wp\/v2\/media?parent=4047"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/enbau-online.ch\/bauphysik\/fr\/wp-json\/wp\/v2\/categories?post=4047"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/enbau-online.ch\/bauphysik\/fr\/wp-json\/wp\/v2\/tags?post=4047"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}