{"id":8934,"date":"2020-03-25T19:47:40","date_gmt":"2020-03-25T19:47:40","guid":{"rendered":"https:\/\/roofingcanada.com\/?post_type=docs&#038;p=8934"},"modified":"2020-03-25T19:47:40","modified_gmt":"2020-03-25T19:47:40","slug":"6-1-appret","status":"publish","type":"docs","link":"https:\/\/roofingcanada.com\/fr\/docs\/manuel-de-reference-sur-les-couvertures-au-canada\/chapitre-6-couvertures-caoutchoutees-appliquees-a-chaud\/6-1-appret\/","title":{"rendered":"6.1 Appr\u00eat"},"content":{"rendered":"<p>Il faut appr\u00eater le platelage avant d\u2019appliquer la membrane caoutchout\u00e9e. Cet appr\u00eat assure une bonne adh\u00e9sion entre la membrane caoutchout\u00e9e et le platelage.<\/p>\n<p>Avant d\u2019entreprendre l\u2019application de l\u2019appr\u00eat, le platelage doit \u00eatre propre et sec, et l\u2019on doit enlever toute la glace, la neige, le frimas ou l\u2019eau stagnante, ainsi que la salet\u00e9, la poussi\u00e8re ou la graisse susceptibles de nuire \u00e0 la qualit\u00e9 de l\u2019adh\u00e9sion entre le platelage et la membrane. On doit balayer ou nettoyer le platelage \u00e0 l\u2019air surpress\u00e9 imm\u00e9diatement avant l\u2019application de l\u2019appr\u00eat, et on doit enlever tous les clous et boulons affaiblis, ainsi que tous les autres d\u00e9bris.<\/p>\n<p>On applique l\u2019appr\u00eat soit au moyen de pinceaux, de rouleaux ou de mat\u00e9riel de pulv\u00e9risation, au taux d\u2019environ 4 \u00e0 6 m\u00b2\/l (160 \u00e0 240 pi\u00b2\/gal). Le taux d\u2019application peut varier selon la porosit\u00e9 du platelage. On doit appliquer l\u2019appr\u00eat de fa\u00e7on uniforme, en \u00e9vitant d\u2019en utiliser des quantit\u00e9s excessives, qui risquent de former des flaques.<\/p>\n<p>L\u2019appr\u00eat doit s\u00e9cher compl\u00e8tement avant l\u2019application de la membrane caoutchout\u00e9e. L\u2019appr\u00eat doit \u00eatre sec au toucher apr\u00e8s une heure et solidement sec apr\u00e8s 8 \u00e0 12 heures, selon les conditions atmosph\u00e9riques. Certains appr\u00eats peuvent \u00eatre appliqu\u00e9s par temps froid, mais toutes les applications doivent tenir compte des recommandations des fabricants.<\/p>\n<p>N\u2019appliquez que la quantit\u00e9 d\u2019appr\u00eat qui peut durcir et \u00eatre recouverte par la membrane caoutchout\u00e9e afin d\u2019\u00e9viter la contamination par la poussi\u00e8re et les salet\u00e9s susceptibles d\u2019affecter l\u2019adh\u00e9sion de la membrane.<\/p>\n","protected":false},"featured_media":0,"parent":8925,"menu_order":1,"comment_status":"open","ping_status":"closed","template":"","doc_tag":[],"class_list":["post-8934","docs","type-docs","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>6.1 Appr\u00eat - Canadian Roofing Contractors Association<\/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:\/\/roofingcanada.com\/fr\/docs\/manuel-de-reference-sur-les-couvertures-au-canada\/chapitre-6-couvertures-caoutchoutees-appliquees-a-chaud\/6-1-appret\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"6.1 Appr\u00eat - Canadian Roofing Contractors Association\" \/>\n<meta property=\"og:description\" content=\"Il faut appr\u00eater le platelage avant d\u2019appliquer la membrane caoutchout\u00e9e. Cet appr\u00eat assure une bonne adh\u00e9sion entre la membrane caoutchout\u00e9e et le platelage. Avant d\u2019entreprendre l\u2019application de l\u2019appr\u00eat, le platelage doit \u00eatre propre et sec, et l\u2019on doit enlever toute la glace, la neige, le frimas ou l\u2019eau stagnante, ainsi que la salet\u00e9, la poussi\u00e8re... 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