{"id":5204,"date":"2026-03-27T09:21:59","date_gmt":"2026-03-27T08:21:59","guid":{"rendered":"https:\/\/renier.be\/?p=5204"},"modified":"2026-04-30T16:12:56","modified_gmt":"2026-04-30T14:12:56","slug":"la-coloration-des-plinthes-installees-avec-des-points-de-mortier-adhesif","status":"publish","type":"post","link":"https:\/\/renier.be\/fr\/vlekvorming-in-met-lijmmorteldotten-geplaatste-gevelplinten\/","title":{"rendered":"Taches sur les plinthes en pierre bleue : causes et solutions"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"5204\" class=\"elementor elementor-5204\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c6cf0a9 e-flex e-con-boxed e-con e-parent\" data-id=\"c6cf0a9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1800d3d9 elementor-widget elementor-widget-text-editor\" data-id=\"1800d3d9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t\n<p data-start=\"163\" data-end=\"351\">Les taches sur les plinthes en pierre bleue sont un probl\u00e8me courant, surtout lorsqu'elles sont install\u00e9es avec un mortier adh\u00e9sif.<\/p>\n<p data-start=\"163\" data-end=\"351\">Les taches sur les plinthes de pignon en pierre bleue sont g\u00e9n\u00e9ralement dues \u00e0 des probl\u00e8mes d'humidit\u00e9 et\/ou \u00e0 une mauvaise installation.<\/p>\n<p data-start=\"353\" data-end=\"525\">Dans cet article, nous expliquons pourquoi les taches apparaissent sur la pierre bleue belge, comment les pr\u00e9venir et quelles sont les solutions pour traiter les taches existantes.<\/p>\n\n<h2 data-start=\"527\" data-end=\"575\"><strong data-start=\"527\" data-end=\"575\">Pourquoi des taches apparaissent-elles sur la pierre bleue ?<\/strong><\/h2>\n<p data-start=\"577\" data-end=\"733\">Les taches sur les plinthes de fa\u00e7ade en pierre bleue sont g\u00e9n\u00e9ralement dues \u00e0 l'absorption d'humidit\u00e9. Lorsque la pierre absorbe l'humidit\u00e9 de mani\u00e8re in\u00e9gale, des zones sombres deviennent visibles.<\/p>\n<p data-start=\"735\" data-end=\"754\">Caract\u00e9ristiques typiques :<\/p>\n<ul data-start=\"755\" data-end=\"861\">\n<li data-section-id=\"l0fywp\" data-start=\"755\" data-end=\"790\">visible par temps de pluie ou humide<\/li>\n<li data-section-id=\"11vyp14\" data-start=\"791\" data-end=\"826\">moins visible par temps sec<\/li>\n<li data-section-id=\"gp77fr\" data-start=\"827\" data-end=\"861\">souvent \u00e0 des points de colle<\/li>\n<\/ul>\n<p data-start=\"863\" data-end=\"932\">Ce probl\u00e8me survient principalement lors de la pose de mortier-colle en points.<\/p>\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"995\" height=\"333\" data-id=\"5205\" class=\"wp-image-5205\" src=\"https:\/\/renier.be\/wp-content\/uploads\/2026\/03\/image.gif\" alt=\"Socle en pierre bleue avec taches\" \/><\/figure>\n<\/figure>\n\n<h2 data-start=\"934\" data-end=\"984\"><strong data-start=\"934\" data-end=\"984\">Probl\u00e8me de collage ponctuel (points de mortier-colle)<\/strong><\/h2>\n<p data-start=\"986\" data-end=\"1180\">Le collage par points ne cr\u00e9e pas une liaison compl\u00e8te entre la pierre et le support. Par cons\u00e9quent, l'humidit\u00e9 reste pi\u00e9g\u00e9e derri\u00e8re la pierre, la pierre s\u00e8che de mani\u00e8re in\u00e9gale et des taches visibles apparaissent.<\/p>\n<p data-start=\"1182\" data-end=\"1312\">La pierre bleue est un mat\u00e9riau naturel qui r\u00e9agit de mani\u00e8re sensible aux diff\u00e9rences d'humidit\u00e9, ce qui renforce cet effet.<\/p>\n\n<h2 data-start=\"1314\" data-end=\"1356\"><strong data-start=\"1314\" data-end=\"1356\">Comment \u00e9viter les taches sur les plinthes ?<\/strong><\/h2>\n<p data-start=\"1358\" data-end=\"1434\">Une pose correcte est essentielle pour \u00e9viter les taches sur la pierre naturelle. En outre, le choix de la bonne colle joue \u00e9galement un r\u00f4le important.<\/p>\n<p data-start=\"1436\" data-end=\"1608\">Le collage sur toute la surface garantit une adh\u00e9rence uniforme sur toute la surface. En outre, il convient d'utiliser une colle sp\u00e9cifiquement adapt\u00e9e \u00e0 la pierre bleue.<\/p>\n<p data-start=\"1610\" data-end=\"1747\">Il est \u00e9galement important de construire le support correctement et de pr\u00e9voir des mesures d'imperm\u00e9abilisation pour \u00e9viter les remont\u00e9es d'humidit\u00e9.<\/p>\n<p data-start=\"1749\" data-end=\"1891\">Dans de nombreux cas, la fixation m\u00e9canique est m\u00eame la meilleure solution, car cette m\u00e9thode r\u00e9duit consid\u00e9rablement le risque de probl\u00e8mes d'humidit\u00e9.<\/p>\n<h2 data-start=\"1893\" data-end=\"1935\"><strong data-start=\"1893\" data-end=\"1935\">Comment enlever ou r\u00e9parer les taches ?<\/strong><\/h2>\n<p data-start=\"1937\" data-end=\"2008\">Lorsque les taches sont d\u00e9j\u00e0 pr\u00e9sentes, il existe quelques solutions possibles.<\/p>\n<p data-start=\"2010\" data-end=\"2187\">On peut essayer de rendre la surface plus homog\u00e8ne \u00e0 l'aide de produits appropri\u00e9s tels que des diluants color\u00e9s ou de l'huile de silicone. L'impr\u00e9gnation peut \u00e9galement contribuer \u00e0 r\u00e9duire l'absorption d'humidit\u00e9.<\/p>\n<p data-start=\"2189\" data-end=\"2358\">N'oubliez pas qu'il n'est pas toujours possible de garantir un r\u00e9sultat parfaitement uniforme. Il est donc conseill\u00e9 d'effectuer d'abord un test sur une petite surface.<\/p>\n\n<h2><strong>Conseils pratiques du sp\u00e9cialiste<\/strong><\/h2>\n\n<p>Vous avez des doutes sur le placement correct des <a href=\"https:\/\/renier.be\/fr\/plinthes-structurelles\/\">socles en pierre bleue<\/a>? Une installation correcte permet d'\u00e9viter les probl\u00e8mes et garantit un r\u00e9sultat durable et esth\u00e9tique.<\/p>\n\n<p>N'h\u00e9sitez pas \u00e0 nous contacter pour obtenir des conseils sur mesure.<\/p>\n\n<p><strong>Source<\/strong><\/p>\n\n<p>Buildwise - Infofiche 84<br \/><a href=\"https:\/\/www.buildwise.be\/nl\/publicaties\/infofiches\/84\/infofiche-84\">https:\/\/www.buildwise.be\/nl\/publicaties\/infofiches\/84\/infofiche-84<\/a><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aeccba0 elementor-widget elementor-widget-n-accordion\" data-id=\"aeccba0\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;expanded&quot;,&quot;max_items_expended&quot;:&quot;one&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accord\u00e9on. Ouvrez les liens avec Enter ou Space, fermez-les avec Escape et naviguez avec les touches fl\u00e9ch\u00e9es.\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1830\" class=\"e-n-accordion-item\" open>\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"true\" aria-controls=\"e-n-accordion-item-1830\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Les taches sur la pierre bleue sont-elles normales ? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1830\" class=\"elementor-element elementor-element-00c837e e-con-full e-flex e-con e-child\" data-id=\"00c837e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-380bc82 elementor-widget elementor-widget-text-editor\" data-id=\"380bc82\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Oui, des taches peuvent appara\u00eetre, surtout en cas d'installation incorrecte ou de probl\u00e8mes d'humidit\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1831\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1831\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Les taches peuvent-elles dispara\u00eetre ? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1831\" class=\"elementor-element elementor-element-a3e64f5 e-con-full e-flex e-con e-child\" data-id=\"a3e64f5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4211b3a elementor-widget elementor-widget-text-editor\" data-id=\"4211b3a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Elles diminuent parfois par temps sec, mais disparaissent rarement compl\u00e8tement sans traitement.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1832\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1832\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Quelle est la meilleure m\u00e9thode de placement ? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1832\" class=\"elementor-element elementor-element-ec925a5 e-con-full e-flex e-con e-child\" data-id=\"ec925a5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6e1cabd elementor-widget elementor-widget-text-editor\" data-id=\"6e1cabd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Collage sur toute la surface ou fixation m\u00e9canique.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Vlekken op gevelplinten in blauwe hardsteen zijn een veelvoorkomend probleem, zeker bij plaatsing met lijmmortel. Vlekken op gevelplinten in blauwe hardsteen ontstaan meestal door vochtproblemen en\/of een foutieve plaatsing. In dit artikel leggen we uit waarom vlekken ontstaan in Belgische blauwe hardsteen, hoe je ze kan voorkomen en welke oplossingen er zijn om bestaande vlekken [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":5205,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-5204","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Vlekken op gevelplinten in blauwe hardsteen: oorzaken en oplossingen - Renier Natuursteen<\/title>\n<meta name=\"description\" content=\"Vlekken op blauwe hardsteen gevelplinten? 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