{"id":92513,"date":"2026-03-16T17:03:08","date_gmt":"2026-03-16T15:03:08","guid":{"rendered":"https:\/\/www.rubi.com\/?p=92513"},"modified":"2026-03-16T17:03:11","modified_gmt":"2026-03-16T15:03:11","slug":"etancheite-douche-italienne-sans-receveur","status":"publish","type":"post","link":"https:\/\/www.rubi.com\/fr\/blog\/etancheite-douche-italienne-sans-receveur\/","title":{"rendered":"Douche \u00e0 l\u2019italienne sans receveur : le guide pour une \u00e9tanch\u00e9it\u00e9 parfaite et durable\u00a0"},"content":{"rendered":"\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2025\/11\/Articulo20_Piatto-doccia-da-incasso-0-1024x683.jpeg\" alt=\"Douche \u00e0 l'italienne sans receveur \" class=\"wp-image-89434\" style=\"aspect-ratio:1.4992684272384926;width:535px;height:auto\" srcset=\"https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2025\/11\/Articulo20_Piatto-doccia-da-incasso-0-1024x683.jpeg 1024w, https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2025\/11\/Articulo20_Piatto-doccia-da-incasso-0-300x200.jpeg 300w, https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2025\/11\/Articulo20_Piatto-doccia-da-incasso-0-768x512.jpeg 768w, https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2025\/11\/Articulo20_Piatto-doccia-da-incasso-0.jpeg 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>La&nbsp;<strong>douche \u00e0 l\u2019italienne sans receveur<\/strong>&nbsp;s\u2019impose aujourd\u2019hui comme une solution esth\u00e9tique et technique dans les projets de salle de bain contemporains. Son&nbsp;<strong>int\u00e9gration directe dans le sol<\/strong>&nbsp;cr\u00e9e une continuit\u00e9 visuelle tr\u00e8s recherch\u00e9e et am\u00e9liore l\u2019accessibilit\u00e9. Mais cette conception implique une exigence majeure : l\u2019\u00e9tanch\u00e9it\u00e9.&nbsp;<\/p>\n\n\n\n<p>Contrairement \u00e0 une douche \u00e9quip\u00e9e d\u2019un receveur, la protection contre l\u2019eau d\u00e9pend enti\u00e8rement du syst\u00e8me mis en \u0153uvre sous le carrelage. Or, ni le carrelage ni les joints ne sont \u00e9tanches par nature. Sans dispositif adapt\u00e9, l\u2019eau peut s\u2019infiltrer progressivement dans le support et&nbsp;engendrer des <strong>dommages co\u00fbteux<\/strong>.&nbsp;<\/p>\n\n\n\n<!--HubSpot Call-to-Action Code --><span class=\"hs-cta-wrapper\" id=\"hs-cta-wrapper-bda52286-4c1a-4f9b-901e-a4e853e292b2\"><span class=\"hs-cta-node hs-cta-bda52286-4c1a-4f9b-901e-a4e853e292b2\" id=\"hs-cta-bda52286-4c1a-4f9b-901e-a4e853e292b2\"><!--[if lte IE 8]><div id=\"hs-cta-ie-element\"><\/div><![endif]--><a href=\"https:\/\/cta-redirect.hubspot.com\/cta\/redirect\/6786297\/bda52286-4c1a-4f9b-901e-a4e853e292b2\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" class=\"hs-cta-img\" id=\"hs-cta-img-bda52286-4c1a-4f9b-901e-a4e853e292b2\" style=\"border-width:0px;\" src=\"https:\/\/no-cache.hubspot.com\/cta\/default\/6786297\/bda52286-4c1a-4f9b-901e-a4e853e292b2.png\"  alt=\"* Voulez-vous obtenir le nouveau catalogue RUBI avec tous les outils ?  Cliquez ici et t\u00e9l\u00e9chargez-le gratuitement.\"\/><\/a><\/span><script charset=\"utf-8\" src=\"https:\/\/js.hscta.net\/cta\/current.js\"><\/script><script type=\"text\/javascript\"> hbspt.cta.load(6786297, 'bda52286-4c1a-4f9b-901e-a4e853e292b2', {\"useNewLoader\":\"true\",\"region\":\"na1\"}); <\/script><\/span><!-- end HubSpot Call-to-Action Code -->\n\n\n\n<h2 class=\"wp-block-heading\">Pourquoi l\u2019\u00e9tanch\u00e9it\u00e9 est-elle critique dans une douche \u00e0 l\u2019italienne sans receveur ?&nbsp;<\/h2>\n\n\n\n<p>Dans une douche ma\u00e7onn\u00e9e, l\u2019eau est en contact direct avec le rev\u00eatement et les jonctions structurelles. L\u2019<strong>\u00e9tanch\u00e9it\u00e9 d\u2019une douche \u00e0 l\u2019italienne<\/strong>&nbsp;ne se limite pas \u00e0 la surface visible. Elle concerne l\u2019ensemble du&nbsp;<strong>complexe sous carrelage<\/strong>.&nbsp;<\/p>\n\n\n\n<p>Une mise en \u0153uvre approximative peut compromettre la durabilit\u00e9 de l\u2019ouvrage et engager la responsabilit\u00e9 de l\u2019installateur.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Les risques majeurs en cas de d\u00e9faut d\u2019\u00e9tanch\u00e9it\u00e9 sous carrelage&nbsp;<\/h3>\n\n\n\n<p>Un&nbsp;d\u00e9faut&nbsp;peut&nbsp;entra\u00eener&nbsp;:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Des&nbsp;<strong>infiltrations&nbsp;<\/strong>vers les pi\u00e8ces adjacentes&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>La&nbsp;<strong>d\u00e9gradation&nbsp;<\/strong>de la chape ou du plancher&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u2019apparition&nbsp;de&nbsp;<strong>moisissures&nbsp;<\/strong>persistantes&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Le&nbsp;<strong>d\u00e9collement&nbsp;des&nbsp;carreaux<\/strong>&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Des&nbsp;<strong>fissurations&nbsp;<\/strong>li\u00e9es&nbsp;\u00e0&nbsp;l\u2019humidit\u00e9&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Ces probl\u00e8mes apparaissent souvent progressivement, rendant leur d\u00e9tection tardive.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Probl\u00e8mes d\u2019\u00e9tanch\u00e9it\u00e9 fr\u00e9quents dans les douches \u00e0 l\u2019italienne&nbsp;<\/h3>\n\n\n\n<p>Sur chantier, les d\u00e9sordres les plus fr\u00e9quents concernent :&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Une mauvaise liaison entre la membrane et le siphon&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Des angles sol\/mur insuffisamment renforc\u00e9s&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Une rupture dans la continuit\u00e9 du syst\u00e8me SPEC&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Une pente trop faible provoquant la stagnation de l\u2019eau&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Chaque point singulier doit donc \u00eatre trait\u00e9 avec pr\u00e9cision.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Diff\u00e9rence entre \u00e9tanch\u00e9it\u00e9 en surface et sous carrelage&nbsp;<\/h3>\n\n\n\n<p>Dans une douche \u00e0 l\u2019italienne, il faut distinguer&nbsp;<strong>deux niveaux de protection<\/strong>.&nbsp;<\/p>\n\n\n\n<p>L\u2019<strong>\u00e9tanch\u00e9it\u00e9 en surface<\/strong>&nbsp;regroupe les joints hydrofuges et silicones visibles. Ils limitent les infiltrations directes mais restent poreux et soumis \u00e0 l\u2019usure.&nbsp;<\/p>\n\n\n\n<p>L\u2019<strong>\u00e9tanch\u00e9it\u00e9 sous carrelage<\/strong>&nbsp;constitue la v\u00e9ritable barri\u00e8re. Mise en \u0153uvre avant la pose du rev\u00eatement, elle emp\u00eache l\u2019eau traversant les joints d\u2019atteindre le support. C\u2019est cette protection invisible qui garantit la durabilit\u00e9 de la douche.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image alignright size-full is-resized\"><img decoding=\"async\" width=\"968\" height=\"646\" src=\"https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2023\/08\/Tile-Finish-Edges-RUBI-tools.jpg\" alt=\"\" class=\"wp-image-85317\" style=\"aspect-ratio:1.498511018463371;width:475px;height:auto\" srcset=\"https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2023\/08\/Tile-Finish-Edges-RUBI-tools.jpg 968w, https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2023\/08\/Tile-Finish-Edges-RUBI-tools-300x200.jpg 300w, https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2023\/08\/Tile-Finish-Edges-RUBI-tools-768x513.jpg 768w\" sizes=\"(max-width: 968px) 100vw, 968px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u00c9tanch\u00e9it\u00e9 sous carrelage : obligations et normes en France&nbsp;<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">L\u2019\u00e9tanch\u00e9it\u00e9 sous carrelage est-elle obligatoire en salle de bain ?&nbsp;<\/h3>\n\n\n\n<p>Dans une douche \u00e0 l\u2019italienne sans receveur, les zones directement expos\u00e9es \u00e0 l\u2019eau doivent \u00eatre prot\u00e9g\u00e9es par un&nbsp;<strong>syst\u00e8me d\u2019\u00e9tanch\u00e9it\u00e9 sous carrelage<\/strong>&nbsp;conforme aux&nbsp;<strong>r\u00e8gles professionnelles fran\u00e7aises<\/strong>.&nbsp;<\/p>\n\n\n\n<p>Le carrelage seul ne suffit pas \u00e0 emp\u00eacher les infiltrations.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Zones humides, classement et exigences r\u00e9glementaires&nbsp;<\/h3>\n\n\n\n<p>Une douche \u00e0 l\u2019italienne est class\u00e9e en zone tr\u00e8s humide \u00e0 usage privatif.&nbsp;Cela&nbsp;implique:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Une&nbsp;protection&nbsp;compl\u00e8te du sol&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Une remont\u00e9e d\u2019\u00e9tanch\u00e9it\u00e9 sur les parois&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Le traitement renforc\u00e9 des points singuliers&nbsp;<br>&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Le respect des prescriptions fabricants et des r\u00e8gles de mise en \u0153uvre est indispensable pour assurer la conformit\u00e9 du chantier.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Responsabilit\u00e9s de l\u2019installateur en cas de sinistre&nbsp;<\/h3>\n\n\n\n<p>En cas d\u2019infiltration li\u00e9e \u00e0 un d\u00e9faut d\u2019\u00e9tanch\u00e9it\u00e9, la responsabilit\u00e9 de l\u2019installateur peut \u00eatre engag\u00e9e, notamment au titre de la garantie d\u00e9cennale. Le respect des r\u00e8gles de mise en \u0153uvre et des temps de s\u00e9chage est d\u00e9terminant.&nbsp;<\/p>\n\n\n\n<!--HubSpot Call-to-Action Code --><span class=\"hs-cta-wrapper\" id=\"hs-cta-wrapper-52ba610e-fe49-4f38-b5ad-74f19abbedc4\"><span class=\"hs-cta-node hs-cta-52ba610e-fe49-4f38-b5ad-74f19abbedc4\" id=\"hs-cta-52ba610e-fe49-4f38-b5ad-74f19abbedc4\"><!--[if lte IE 8]><div id=\"hs-cta-ie-element\"><\/div><![endif]--><a href=\"https:\/\/cta-redirect.hubspot.com\/cta\/redirect\/6786297\/52ba610e-fe49-4f38-b5ad-74f19abbedc4\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" class=\"hs-cta-img\" id=\"hs-cta-img-52ba610e-fe49-4f38-b5ad-74f19abbedc4\" style=\"border-width:0px;\" src=\"https:\/\/no-cache.hubspot.com\/cta\/default\/6786297\/52ba610e-fe49-4f38-b5ad-74f19abbedc4.png\"  alt=\"New call-to-action\"\/><\/a><\/span><script charset=\"utf-8\" src=\"https:\/\/js.hscta.net\/cta\/current.js\"><\/script><script type=\"text\/javascript\"> hbspt.cta.load(6786297, '52ba610e-fe49-4f38-b5ad-74f19abbedc4', {\"useNewLoader\":\"true\",\"region\":\"na1\"}); <\/script><\/span><!-- end HubSpot Call-to-Action Code -->\n\n\n\n<h2 class=\"wp-block-heading\">Syst\u00e8mes d\u2019\u00e9tanch\u00e9it\u00e9 pour douche \u00e0 l\u2019italienne sans receveur&nbsp;<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Les syst\u00e8mes SPEC : principes, avantages et limites&nbsp;<\/h3>\n\n\n\n<p>Le SPEC (<strong>Syst\u00e8me de Protection \u00e0 l\u2019Eau sous Carrelage<\/strong>) est un produit liquide appliqu\u00e9 avant la pose du carrelage. Apr\u00e8s s\u00e9chage, il forme un film \u00e9tanche continu.&nbsp;<\/p>\n\n\n\n<p>Ses avantages :&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u2019adapte&nbsp;facilement&nbsp;aux&nbsp;formes complexes&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Permet un traitement pr\u00e9cis des angles et des \u00e9vacuations&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Compatible avec la majorit\u00e9 des mortiers-colles&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mise en \u0153uvre relativement simple avec rouleau ou taloche&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Ses&nbsp;limites:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u2019\u00e9paisseur appliqu\u00e9e doit \u00eatre strictement respect\u00e9e&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les temps de s\u00e9chage doivent \u00eatre suivis sans approximation&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les points singuliers n\u00e9cessitent des renforts sp\u00e9cifiques (bandes, manchettes)&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Une application irr\u00e9guli\u00e8re peut cr\u00e9er des zones de faiblesse invisibles&nbsp;<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Membranes d\u2019\u00e9tanch\u00e9it\u00e9 sous carrelage : quand et pourquoi les utiliser&nbsp;<\/h3>\n\n\n\n<p>Les&nbsp;<strong>membranes&nbsp;<\/strong>ou&nbsp;<strong>nattes d\u2019\u00e9tanch\u00e9it\u00e9<\/strong>&nbsp;assurent une \u00e9paisseur constante et limitent les risques li\u00e9s \u00e0 l\u2019application manuelle.&nbsp;<\/p>\n\n\n\n<p>Elles&nbsp;sont&nbsp;particuli\u00e8rement&nbsp;adapt\u00e9es&nbsp;:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>En&nbsp;r\u00e9novation&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sur&nbsp;planchers&nbsp;bois&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lorsque&nbsp;l\u2019on&nbsp;souhaite&nbsp;s\u00e9curiser&nbsp;l\u2019ouvrage&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Le raccordement au syst\u00e8me d\u2019\u00e9vacuation doit \u00eatre r\u00e9alis\u00e9 avec des accessoires compatibles pour \u00e9viter tout probl\u00e8me d\u2019\u00e9tanch\u00e9it\u00e9.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Choisir le bon syst\u00e8me selon le support et le projet&nbsp;<\/h3>\n\n\n\n<p>Le choix d\u00e9pend du support (b\u00e9ton, chape anhydrite, bois), de la configuration de l\u2019\u00e9vacuation et du niveau d\u2019exposition \u00e0 l\u2019eau.&nbsp;<\/p>\n\n\n\n<p>Une&nbsp;<strong>pr\u00e9paration soign\u00e9e du support<\/strong>&nbsp;reste indispensable. L\u2019utilisation d\u2019<a href=\"https:\/\/www.rubi.com\/fr\/sections\/des-outils-pour-la-pose\" target=\"_blank\" rel=\"noreferrer noopener\">outils pour la pose de carrelage<\/a>&nbsp;adapt\u00e9s facilite la pr\u00e9cision des d\u00e9coupes et la r\u00e9gularit\u00e9 du chantier.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image alignright size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"682\" src=\"https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2025\/02\/Untitled-design-10-1024x682.jpg\" alt=\"Tiler installing a shower after cutting a hole into tile. \" class=\"wp-image-84274\" style=\"aspect-ratio:1.5014652894547202;width:380px;height:auto\" srcset=\"https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2025\/02\/Untitled-design-10-1024x682.jpg 1024w, https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2025\/02\/Untitled-design-10-300x200.jpg 300w, https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2025\/02\/Untitled-design-10-768x512.jpg 768w, https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2025\/02\/Untitled-design-10-1536x1024.jpg 1536w, https:\/\/www.rubi.com\/fr\/blog\/wp-content\/uploads\/2025\/02\/Untitled-design-10.jpg 2000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Points critiques : \u00e9vacuation, angles et continuit\u00e9 de l\u2019\u00e9tanch\u00e9it\u00e9&nbsp;<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Assurer l\u2019\u00e9tanch\u00e9it\u00e9 parfaite autour du siphon et de l\u2019\u00e9vacuation&nbsp;<\/h3>\n\n\n\n<p>La liaison membrane-siphon est le point le plus sensible.&nbsp;<\/p>\n\n\n\n<p>Il&nbsp;est&nbsp;recommand\u00e9&nbsp;:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>D\u2019utiliser&nbsp;une&nbsp;manchette&nbsp;sp\u00e9cifique&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>De&nbsp;soigner&nbsp;le&nbsp;marouflage&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>De v\u00e9rifier la compatibilit\u00e9 des produits&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>Un mauvais raccordement est une cause fr\u00e9quente de sinistre.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Traitement des angles, jonctions mur-sol et points singuliers&nbsp;<\/h3>\n\n\n\n<p>Les angles et jonctions mur-sol n\u00e9cessitent des bandes d\u2019\u00e9tanch\u00e9it\u00e9 int\u00e9gr\u00e9es au syst\u00e8me. Une simple application de produit liquide ne suffit pas. Les travers\u00e9es de parois doivent \u00e9galement \u00eatre prot\u00e9g\u00e9es par des manchettes adapt\u00e9es.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Continuit\u00e9 de la membrane et raccords sans rupture&nbsp;<\/h3>\n\n\n\n<p>Dans une douche \u00e0 l\u2019italienne sans receveur, la&nbsp;<strong>membrane d\u2019\u00e9tanch\u00e9it\u00e9<\/strong>&nbsp;doit \u00eatre parfaitement continue. Un recouvrement insuffisant ou un raccord mal trait\u00e9 peut cr\u00e9er un point faible et favoriser les&nbsp;<strong>infiltrations<\/strong>.&nbsp;<\/p>\n\n\n\n<p>Lors de la pose du carrelage, les&nbsp;<a href=\"https:\/\/www.rubi.com\/fr\/sections\/systeme-de-nivellement\" target=\"_blank\" rel=\"noreferrer noopener\">syst\u00e8mes de nivellement pour carrelage<\/a>&nbsp;permettent de maintenir les pentes sans g\u00e9n\u00e9rer de contraintes excessives. Pour les d\u00e9coupes autour des \u00e9vacuations, les&nbsp;<a href=\"https:\/\/www.rubi.com\/fr\/sections\/disques-diamantes\" target=\"_blank\" rel=\"noreferrer noopener\">disques de diamant pour la coupe de carrelage<\/a>&nbsp;garantissent un ajustement pr\u00e9cis.&nbsp;<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pentes, supports et mise en \u0153uvre pour une \u00e9tanch\u00e9it\u00e9 durable&nbsp;<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Cr\u00e9ation des pentes conformes avant \u00e9tanch\u00e9it\u00e9&nbsp;<\/h3>\n\n\n\n<p>La pente minimale recommand\u00e9e est de 1 %, id\u00e9alement entre 1 et 2 %.&nbsp;<\/p>\n\n\n\n<p>Elle peut \u00eatre r\u00e9alis\u00e9e \u00e0 l\u2019aide d\u2019un mortier de forme ou d\u2019un panneau pr\u00eat \u00e0 carreler. L\u2019objectif est d\u2019\u00e9viter toute stagnation d\u2019eau, facteur aggravant des infiltrations.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Supports compatibles et pr\u00e9paration du support&nbsp;<\/h3>\n\n\n\n<p>Avant d\u2019appliquer un syst\u00e8me d\u2019\u00e9tanch\u00e9it\u00e9, le support doit \u00eatre&nbsp;<strong>propre<\/strong>,&nbsp;<strong>sec<\/strong>,&nbsp;<strong>stable&nbsp;<\/strong>et&nbsp;<strong>plan<\/strong>. Toute poussi\u00e8re, fissure ou irr\u00e9gularit\u00e9 peut nuire \u00e0 l\u2019adh\u00e9rence.&nbsp;<\/p>\n\n\n\n<p>Les supports les plus courants sont la&nbsp;<strong>dalle b\u00e9ton<\/strong>, la&nbsp;<strong>chape ciment<\/strong>&nbsp;ou les&nbsp;<strong>panneaux pr\u00eats \u00e0 carreler<\/strong>&nbsp;compatibles. Si n\u00e9cessaire, un primaire d\u2019accrochage est appliqu\u00e9 conform\u00e9ment aux recommandations du fabricant.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tapes cl\u00e9s pour une douche \u00e0 l\u2019italienne sans receveur parfaitement \u00e9tanche&nbsp;<\/h3>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>Pr\u00e9paration&nbsp;et&nbsp;contr\u00f4le&nbsp;du&nbsp;support&nbsp;<\/li>\n<\/ol>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>Installation du siphon et v\u00e9rification de l\u2019\u00e9vacuation&nbsp;<\/li>\n<\/ol>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>R\u00e9alisation&nbsp;des&nbsp;pentes&nbsp;<\/li>\n<\/ol>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li>Application du SPEC ou pose de la membrane&nbsp;<\/li>\n<\/ol>\n\n\n\n<ol start=\"5\" class=\"wp-block-list\">\n<li>Traitement&nbsp;des&nbsp;points&nbsp;singuliers&nbsp;<\/li>\n<\/ol>\n\n\n\n<ol start=\"6\" class=\"wp-block-list\">\n<li>Pose du&nbsp;carrelage&nbsp;<\/li>\n<\/ol>\n\n\n\n<ol start=\"7\" class=\"wp-block-list\">\n<li>Jointoiement&nbsp;adapt\u00e9&nbsp;<\/li>\n<\/ol>\n\n\n\n<p>Le jointoiement joue un r\u00f4le important dans la stabilit\u00e9 et la protection du rev\u00eatement. M\u00eame s\u2019il ne remplace pas l\u2019\u00e9tanch\u00e9it\u00e9 sous carrelage, un joint mal r\u00e9alis\u00e9 peut fragiliser l\u2019ensemble. Pour mieux comprendre les risques li\u00e9s \u00e0 l\u2019absence de joints et les bonnes pratiques \u00e0 respecter, vous pouvez consulter cet article :&nbsp;<a href=\"https:\/\/www.rubi.com\/fr\/blog\/peut-on-marcher-sur-du-carrelage-sans-joint\/\" target=\"_blank\" rel=\"noreferrer noopener\">Peut-on marcher sur du carrelage sans joint ? Les risques et solutions \u00e0 conna\u00eetre<\/a>.&nbsp;<\/p>\n\n\n\n<p>La&nbsp;<strong>douche \u00e0 l\u2019italienne sans receveur<\/strong>&nbsp;allie design et exigence technique. Sa durabilit\u00e9 repose avant tout sur la qualit\u00e9 de l\u2019\u00e9tanch\u00e9it\u00e9 sous carrelage.&nbsp;<\/p>\n\n\n\n<p>Le respect des pentes, le choix du syst\u00e8me adapt\u00e9 et le traitement rigoureux des points sensibles sont essentiels pour garantir une installation fiable et conforme aux exigences fran\u00e7aises.&nbsp;<\/p>\n\n\n\n<!--HubSpot Call-to-Action Code --><span class=\"hs-cta-wrapper\" id=\"hs-cta-wrapper-67f7d764-a4ea-4907-9ae7-243980831078\"><span class=\"hs-cta-node hs-cta-67f7d764-a4ea-4907-9ae7-243980831078\" id=\"hs-cta-67f7d764-a4ea-4907-9ae7-243980831078\"><!--[if lte IE 8]><div id=\"hs-cta-ie-element\"><\/div><![endif]--><a href=\"https:\/\/cta-redirect.hubspot.com\/cta\/redirect\/6786297\/67f7d764-a4ea-4907-9ae7-243980831078\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" class=\"hs-cta-img\" id=\"hs-cta-img-67f7d764-a4ea-4907-9ae7-243980831078\" style=\"border-width:0px;\" src=\"https:\/\/no-cache.hubspot.com\/cta\/default\/6786297\/67f7d764-a4ea-4907-9ae7-243980831078.png\"  alt=\"New call-to-action\"\/><\/a><\/span><script charset=\"utf-8\" src=\"https:\/\/js.hscta.net\/cta\/current.js\"><\/script><script type=\"text\/javascript\"> hbspt.cta.load(6786297, '67f7d764-a4ea-4907-9ae7-243980831078', {\"useNewLoader\":\"true\",\"region\":\"na1\"}); <\/script><\/span><!-- end HubSpot Call-to-Action Code -->\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La&nbsp;douche \u00e0 l\u2019italienne sans receveur&nbsp;s\u2019impose aujourd\u2019hui comme une solution esth\u00e9tique et technique dans les projets de salle de bain contemporains. Son&nbsp;int\u00e9gration directe dans le sol&nbsp;cr\u00e9e une continuit\u00e9 visuelle tr\u00e8s recherch\u00e9e et am\u00e9liore l\u2019accessibilit\u00e9. Mais cette conception implique une exigence majeure : l\u2019\u00e9tanch\u00e9it\u00e9.&nbsp; Contrairement \u00e0 une douche \u00e9quip\u00e9e d\u2019un receveur, la protection contre l\u2019eau d\u00e9pend enti\u00e8rement &hellip; <a href=\"https:\/\/www.rubi.com\/fr\/blog\/etancheite-douche-italienne-sans-receveur\/\">Continued<\/a><\/p>\n","protected":false},"author":58,"featured_media":89434,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":""},"categories":[470],"tags":[522,493,221],"class_list":["post-92513","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-autres-themes-carrelage","tag-carreaux","tag-outils-rubi","tag-rubi-tools"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u00c9tanch\u00e9it\u00e9 douche \u00e0 l\u2019italienne 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