{"id":263,"date":"2022-12-19T16:58:46","date_gmt":"2022-12-19T14:58:46","guid":{"rendered":"https:\/\/www.belzona.nl\/?post_type=cases&#038;p=263"},"modified":"2025-12-03T10:09:50","modified_gmt":"2025-12-03T09:09:50","slug":"dakreparaties-belzona-3121","status":"publish","type":"cas","link":"https:\/\/www.belzona.be\/fr\/cas\/dakreparaties-belzona-3121\/","title":{"rendered":"R\u00e9paration de toit\u00a0\u2013\u00a0Belzona 3121"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><strong>Le probl\u00e8me<\/strong><\/h2>\n\n\n\n<p>La m\u00e9thode traditionnelle d\u2019\u00e9tanch\u00e9it\u00e9 des toitures consiste \u00e0 appliquer un rev\u00eatement bitumineux. Ce type de rev\u00eatement est principalement utilis\u00e9 sur les toitures plates et offre g\u00e9n\u00e9ralement une qualit\u00e9 suffisante. Les probl\u00e8mes apparaissent g\u00e9n\u00e9ralement au niveau des chevauchements, des drains et des bords. La r\u00e9paration consiste alors \u00e0 remonter sur la toiture avec un chalumeau pour appliquer une nouvelle membrane bitumineuse. Pour ce type de r\u00e9parations, Belzona a mis au point une solution \u00e0 long terme qui permet d&rsquo;\u00e9conomiser beaucoup de temps et d&rsquo;argent.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>La solution&nbsp;\u2013&nbsp;le produit<\/strong><\/h2>\n\n\n\n<p>Belzona 3121 a \u00e9t\u00e9 con\u00e7u pour la r\u00e9paration de toitures et l\u2019imperm\u00e9abilisation durable des zones fuyantes. Le syst\u00e8me liquide adh\u00e8re \u00e0 la plupart des membranes de toiture, ainsi qu\u2019aux surfaces irr\u00e9guli\u00e8res. Belzona 3121 durcit rapidement m\u00eame dans des conditions m\u00e9t\u00e9orologiques difficiles et peut \u00e9galement \u00eatre utilis\u00e9 sous l&rsquo;eau. En outre, Belzona 3121 est imperm\u00e9able tout en permettant la diffusion de l\u2019humidit\u00e9 r\u00e9siduelle gr\u00e2ce \u00e0 sa structure microporeuse. Le syst\u00e8me s&rsquo;applique rapidement et simplement, par exemple \u00e0 la brosse. Le produit Belzona 3121 agit rapidement gr\u00e2ce au temps de durcissement court, assurant une mise en service rapide et une protection durable. Une vid\u00e9o d\u2019application est disponible en fin d\u2019article.<\/p>\n\n\n\n<figure class=\"wp-block-image alignwide size-large\"><img decoding=\"async\" width=\"1024\" height=\"189\" data-src=\"https:\/\/www.belzona.nl\/wp-content\/uploads\/sites\/4\/2022\/12\/belzona-3131-wg-membrane-header-1024x189.jpg\" alt=\"\" class=\"wp-image-338 lazyload\" data-srcset=\"https:\/\/www.belzona.be\/fr\/wp-content\/uploads\/sites\/4\/2022\/12\/belzona-3131-wg-membrane-header-1024x189.jpg 1024w, https:\/\/www.belzona.be\/fr\/wp-content\/uploads\/sites\/4\/2022\/12\/belzona-3131-wg-membrane-header-300x56.jpg 300w, https:\/\/www.belzona.be\/fr\/wp-content\/uploads\/sites\/4\/2022\/12\/belzona-3131-wg-membrane-header-768x142.jpg 768w, https:\/\/www.belzona.be\/fr\/wp-content\/uploads\/sites\/4\/2022\/12\/belzona-3131-wg-membrane-header-416x77.jpg 416w, https:\/\/www.belzona.be\/fr\/wp-content\/uploads\/sites\/4\/2022\/12\/belzona-3131-wg-membrane-header.jpg 1200w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/189;\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><br>Applications de Belzona 3121<\/h2>\n\n\n\n<p>Belzona 3121 convient aux applications suivantes\u00a0: goutti\u00e8res, parapets, cadres de vitrage, joints, solins et, bien entendu, toitures.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Informations techniques Belzona 3121<\/h2>\n\n\n\n<p>Toutes les informations techniques sur ce produit sont disponibles<a href=\"https:\/\/www.belzona.be\/fr\/product\/serie-de-membranes-polymeres\/belzona-3121-mr7-noodreparatie-coating\/\"> ici<\/a>.\u00a0Vous trouverez notamment les temps de durcissement, les largeurs de fissures admissibles et les valeurs de r\u00e9sistance \u00e0 la traction.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"How to Repair a Roof with Belzona 3121 (MR7)\" width=\"980\" height=\"551\" data-src=\"https:\/\/www.youtube.com\/embed\/I1Kk8LodtaQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" data-load-mode=\"1\"><\/iframe>\n<\/div><\/figure>\n\n\n<script>\nvar 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