{"id":306,"date":"2023-03-02T15:20:06","date_gmt":"2023-03-02T14:20:06","guid":{"rendered":"https:\/\/blog.proclima.com\/suisse\/?p=306"},"modified":"2023-03-02T15:20:07","modified_gmt":"2023-03-02T14:20:07","slug":"une-renovation-de-toiture-avec-un-defi-particulier-a-winterthour","status":"publish","type":"post","link":"https:\/\/blog.proclima.com\/suisse\/2023\/03\/02\/une-renovation-de-toiture-avec-un-defi-particulier-a-winterthour\/","title":{"rendered":"<strong>Une r\u00e9novation de toiture avec un d\u00e9fi particulier, \u00e0 Winterthour<\/strong>"},"content":{"rendered":"\n<p>La r\u00e9novation de la toiture de l\u2019immeuble d\u2019habitation Nagelsee \u00e0 Winterthour a pr\u00e9sent\u00e9 un d\u00e9fi tr\u00e8s particulier&nbsp;: la faible pente du toit de la charpente en bois, et donc le besoin de renforcer la couche d\u2019\u00e9tanch\u00e9it\u00e9 \u00e0 l\u2019air. De la moisissure \u00e9tait d\u00e9j\u00e0 apparue sur le bois de la zone de l\u2019auvent \u00e0 cause du manque d\u2019\u00e9tanch\u00e9it\u00e9 \u00e0 l\u2019air, et l\u2019isolation (valeur U) \u00e9tait d\u00e9pass\u00e9e&nbsp;; des travaux s&rsquo;imposaient. Une r\u00e9novation du toit vieillissant a donc \u00e9t\u00e9 pr\u00e9vue pour l\u2019\u00e9t\u00e9 2022.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Date de la r\u00e9novation&nbsp;: 2022<\/li>\n\n\n\n<li>Emplacement&nbsp;: Nagelsee \u00e0 Winterthour, Suisse<\/li>\n\n\n\n<li>Construction massive avec charpente en bois<\/li>\n\n\n\n<li>Immeuble<\/li>\n\n\n\n<li>Construction en bois&nbsp;: Drescher Holzbau\/Lehmbau de 8545 Rickenbach, Suisse<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\" \/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>D\u00e9roulement du chantier\u00a0:<\/strong><\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2420\" height=\"1816\" data-size=\"2420x1816\" src=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach-edited.jpg\" alt=\"\" class=\"wp-image-316\" srcset=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach-edited.jpg 2420w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach-edited-300x225.jpg 300w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach-edited-1024x768.jpg 1024w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach-edited-768x576.jpg 768w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach-edited-1536x1153.jpg 1536w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach-edited-2048x1537.jpg 2048w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach-edited-384x288.jpg 384w\" sizes=\"auto, (max-width: 2420px) 100vw, 2420px\" \/><figcaption class=\"wp-element-caption\"><em>L\u2019ancienne charpente pr\u00e9sentait de la moisissure.<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-size=\"2048x1536\" src=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220614-WA0006-1024x768.jpg\" alt=\"\" class=\"wp-image-315\" srcset=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220614-WA0006-1024x768.jpg 1024w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220614-WA0006-300x225.jpg 300w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220614-WA0006-768x576.jpg 768w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220614-WA0006-1536x1152.jpg 1536w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220614-WA0006-384x288.jpg 384w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220614-WA0006.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>DASATOP est pos\u00e9 sur les chevrons.<\/em><\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p>Dans la zone de l\u2019auvent du b\u00e2timent, de la moisissure \u00e9tait apparue sur le bois en raison de l\u2019humidit\u00e9 constante. L\u2019entrepreneur principal, Drescher Holzbau\/Lehmbau, a opt\u00e9 pour une s\u00e9curit\u00e9 maximale et une pose Sub-and-Top de l\u2019ext\u00e9rieur, avec utilisation du frein-vapeur de r\u00e9novation pro clima DASATOP. Le d\u00e9montage des chevrons pour les retraiter ou les remplacer, non pr\u00e9vu \u00e0 l\u2019origine, a consid\u00e9rablement simplifi\u00e9 le raccord aux composants adjacents \u00e9tanches \u00e0 l\u2019air.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-size=\"2048x1536\" src=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0011-1024x768.jpg\" alt=\"\" class=\"wp-image-308\" srcset=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0011-1024x768.jpg 1024w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0011-300x225.jpg 300w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0011-768x576.jpg 768w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0011-1536x1152.jpg 1536w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0011-384x288.jpg 384w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0011.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>TESCON VANA permet de coller en toute s\u00e9curit\u00e9 les chevauchements de l\u00e9s et les raccords.<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-size=\"2048x1536\" src=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0009-1024x768.jpg\" alt=\"\" class=\"wp-image-307\" srcset=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0009-1024x768.jpg 1024w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0009-300x225.jpg 300w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0009-768x576.jpg 768w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0009-1536x1152.jpg 1536w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0009-384x288.jpg 384w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220824-WA0009.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>Un encollage fiable est n\u00e9cessaire, en particulier en cas de travers\u00e9e de la couche d\u2019\u00e9tanch\u00e9it\u00e9 \u00e0 l\u2019air, par ex. par des tuyaux ou des c\u00e2bles.<\/em><\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p>Avec DASATOP, les composants sont bien prot\u00e9g\u00e9s\u00a0; en plus, gr\u00e2ce \u00e0 sa valeur sd hygrovariable, il permet une pose dans les cavit\u00e9s et sur les chevrons. Selon la norme SIA 180, il peut \u00eatre utilis\u00e9 comme frein-vapeur et membrane d\u2019\u00e9tanch\u00e9it\u00e9 \u00e0 l\u2019air dans toutes les constructions avec des \u00e9crans de sous-toiture perm\u00e9ables \u00e0 la vapeur. Le ruban adh\u00e9sif universel TESCON VANA a \u00e9t\u00e9 utilis\u00e9 pour coller en toute simplicit\u00e9 les chevauchements de l\u00e9s et les d\u00e9tails de raccord de mani\u00e8re \u00e9tanche \u00e0 l\u2019air.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-size=\"2048x1536\" src=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220829-WA0006-1024x768.jpg\" alt=\"\" class=\"wp-image-309\" srcset=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220829-WA0006-1024x768.jpg 1024w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220829-WA0006-300x225.jpg 300w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220829-WA0006-768x576.jpg 768w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220829-WA0006-1536x1152.jpg 1536w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220829-WA0006-384x288.jpg 384w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung-20220829-WA0006.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>De nouveaux panneaux de fibre de bois ont \u00e9t\u00e9 utilis\u00e9s pour l\u2019isolation.<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2464\" height=\"1848\" data-size=\"2464x1848\" src=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung_20220621_142801-edited.jpg\" alt=\"\" class=\"wp-image-317\" srcset=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung_20220621_142801-edited.jpg 2464w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung_20220621_142801-edited-300x225.jpg 300w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung_20220621_142801-edited-1024x768.jpg 1024w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung_20220621_142801-edited-768x576.jpg 768w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung_20220621_142801-edited-1536x1152.jpg 1536w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung_20220621_142801-edited-2048x1536.jpg 2048w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-DASATOP-Sanierung_20220621_142801-edited-384x288.jpg 384w\" sizes=\"auto, (max-width: 2464px) 100vw, 2464px\" \/><figcaption class=\"wp-element-caption\"><em>L\u2019isolation est install\u00e9e entre les chevrons.<\/em><\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p>L\u2019isolation entre chevrons \u00e9tant v\u00e9tuste, et en partie d\u00e9t\u00e9rior\u00e9e, Drescher Holzbau\/Lehmbau a d\u00e9cid\u00e9 de s\u2019en d\u00e9barrasser et de la remplacer. Le choix s\u2019est port\u00e9 sur une isolation entre chevrons de 160\u00a0mm ainsi que sur une surisolation compos\u00e9e d\u2019un panneau de laine de bois souple de 40\u00a0mm.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"461\" data-size=\"2016x908\" src=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-SOLITEX-WELDANO-3000-20220708-WA0014-1024x461.jpg\" alt=\"\" class=\"wp-image-310\" srcset=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-SOLITEX-WELDANO-3000-20220708-WA0014-1024x461.jpg 1024w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-SOLITEX-WELDANO-3000-20220708-WA0014-300x135.jpg 300w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-SOLITEX-WELDANO-3000-20220708-WA0014-768x346.jpg 768w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-SOLITEX-WELDANO-3000-20220708-WA0014-1536x692.jpg 1536w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-SOLITEX-WELDANO-3000-20220708-WA0014-384x173.jpg 384w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Baustelle-SOLITEX-WELDANO-3000-20220708-WA0014.jpg 2016w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>SOLITEX WELDANO 3000 peut \u00eatre soud\u00e9, ce qui lui permet de r\u00e9sister \u00e0 des contraintes extraordinaires.<\/em><\/figcaption><\/figure>\n\n\n\n<p>En raison de la tr\u00e8s faible pente du toit, un \u00e9cran de sous-toiture sp\u00e9cial \u00e9tait n\u00e9cessaire\u00a0: il fallait que le syst\u00e8me soit capable de r\u00e9sister \u00e0 des sollicitations extraordinaires. L\u2019\u00e9cran de sous-toiture soudable et perm\u00e9able \u00e0 la vapeur SOLITEX WELDANO 3000 est id\u00e9al dans ce genre de situation\u00a0: il r\u00e9pond non seulement aux exigences de s\u00e9curit\u00e9 sup\u00e9rieures en mati\u00e8re de sollicitations \u00e9lev\u00e9es et extraordinaires selon la norme SIA 232\/1, mais il est \u00e9galement extr\u00eamement r\u00e9sistant \u00e0 la d\u00e9chirure et au glissement ainsi qu\u2019\u00e0 la pluie battante et \u00e0 la gr\u00eale (HW5).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"473\" src=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach_final-1024x473.jpg\" alt=\"\" class=\"wp-image-313\" srcset=\"https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach_final-1024x473.jpg 1024w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach_final-300x139.jpg 300w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach_final-768x355.jpg 768w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach_final-1536x710.jpg 1536w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach_final-2048x946.jpg 2048w, https:\/\/blog.proclima.com\/suisse\/files\/2023\/03\/Dach_final-384x177.jpg 384w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>\u00c0 la fin des travaux, une nouvelle toiture en t\u00f4le est install\u00e9e.<\/em><\/figcaption><\/figure>\n\n\n\n<p>Apr\u00e8s la r\u00e9novation, le toit n\u2019a pas uniquement retrouv\u00e9 son c\u00f4t\u00e9 esth\u00e9tique, il est dor\u00e9navant \u00e9galement prot\u00e9g\u00e9 de mani\u00e8re optimale contre l\u2019humidit\u00e9 et les dommages. L\u2019\u00e9tanch\u00e9it\u00e9 \u00e0 l\u2019air de l\u2019enveloppe du b\u00e2timent est assur\u00e9e et l\u2019isolation thermique contribue \u00e0 l\u2019\u00e9conomie d\u2019\u00e9nergie avec une valeur U inf\u00e9rieure \u00e0 0,15 W\/m\u00b2k et une bonne isolation thermique en \u00e9t\u00e9. D\u00e9sormais, le ma\u00eetre d\u2019ouvrage a un autre projet d\u2019avenir\u00a0: l\u2019installation de panneaux photovolta\u00efque sur le nouveau toit en t\u00f4le.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La r\u00e9novation de la toiture de l\u2019immeuble d\u2019habitation Nagelsee \u00e0 Winterthour a pr\u00e9sent\u00e9 un d\u00e9fi tr\u00e8s particulier&nbsp;: la faible pente du toit de la charpente <a href=\"https:\/\/blog.proclima.com\/suisse\/2023\/03\/02\/une-renovation-de-toiture-avec-un-defi-particulier-a-winterthour\/\" rel=\"bookmark\">&#8230;<\/a><\/p>\n","protected":false},"author":453,"featured_media":311,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-306","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-proclima"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - 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