{"id":17368,"date":"2026-07-03T12:02:54","date_gmt":"2026-07-03T12:02:54","guid":{"rendered":"https:\/\/effisus.com\/?p=17368"},"modified":"2026-07-06T12:05:20","modified_gmt":"2026-07-06T12:05:20","slug":"effisus-breather-fr-b-st-blog","status":"publish","type":"post","link":"https:\/\/effisus.com\/en\/effisus-breather-fr-b-st-blog\/","title":{"rendered":"Introducing Effisus Breather FR-B ST: A New Breathable Membrane for Modern Fa\u00e7ade Solutions"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"17368\" class=\"elementor elementor-17368\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d4d916b e-flex e-con-boxed e-con e-parent\" data-id=\"d4d916b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\r\n\t\t<div class=\"elementor-element elementor-element-c1dd4fb elementor-widget elementor-widget-text-editor\" data-id=\"c1dd4fb\" 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><span data-contrast=\"auto\">Modern fa\u00e7ade systems need to do more than protect buildings from external weather conditions.\u00a0They must also support fire performance, moisture control, installation\u00a0quality\u00a0and long-term durability.<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><span data-contrast=\"auto\">To meet these requirements, Effisus is introducing the\u00a0<\/span><a href=\"https:\/\/effisus.com\/product\/effisus-breather-fr-b-st-breathable-membrane\/\"><b><span data-contrast=\"auto\">Effisus Breather FR-B ST<\/span><\/b><\/a><span data-contrast=\"auto\">, a new breathable fa\u00e7ade membrane designed for construction projects requiring reliable waterproofing,\u00a0vapour\u00a0permeability\u00a0and controlled fire\u00a0behaviour.<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">Particularly relevant for the UK market, this new membrane has been developed to support today\u2019s fa\u00e7ade requirements, where safety, weather protection and installation reliability are key.<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">The membrane combines:<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/p><ul><li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"auto\">B-s1,d0 fire classification\u00a0<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/li><\/ul><ul><li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-contrast=\"auto\">W1 watertightness\u00a0<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/li><\/ul><ul><li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"auto\">Excellent\u00a0vapour\u00a0permeability\u00a0<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/li><\/ul><ul><li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"4\" data-aria-level=\"1\"><span data-contrast=\"auto\">UV resistance\u00a0<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/li><\/ul><ul><li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"5\" data-aria-level=\"1\"><span data-contrast=\"auto\">Resistance to temperatures up to 120\u00b0C\u00a0<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/li><\/ul><ul><li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"5\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"6\" data-aria-level=\"1\"><span data-contrast=\"auto\">Compatibility with Effisus tapes and adhesives\u00a0<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/li><\/ul><p><span data-contrast=\"auto\">This makes it a reliable solution for everyday fa\u00e7ade applications, helping protect the building envelope while supporting long-term performance.<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/p><p><b><span data-contrast=\"auto\">Why Breathable Membranes Matter in Fa\u00e7ade Protection<\/span><\/b><span data-ccp-props=\"{}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">A high-performing breathable fa\u00e7ade membrane helps protect the construction from water ingress while allowing\u00a0vapour\u00a0diffusion, reducing the risk of trapped moisture and supporting long-term fa\u00e7ade performance.<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/p><p><b><span data-contrast=\"auto\">Designed for Reliable Waterproofing and\u00a0Vapour\u00a0Permeability<\/span><\/b><span data-ccp-props=\"{}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">The Effisus Breather FR-B ST combines W1 watertightness with\u00a0vapour\u00a0permeability, helping resist water penetration while allowing the fa\u00e7ade system to breathe, even under demanding conditions such as UV exposure and temperatures up to 120\u00b0C.<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/p><p><b><span data-contrast=\"auto\">Fire Performance for Fa\u00e7ade Applications<\/span><\/b><span data-ccp-props=\"{}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">With its B-s1,d0 fire classification, the membrane supports applications where controlled fire behaviour is required. It is designed to work as part of a complete system with compatible tapes, adhesives, fixings and installation details.<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">The Effisus Breather FR-B ST is also part of the wider Effisus membrane portfolio:\u00a0<\/span><a href=\"https:\/\/effisus.com\/products\/\"><b><span data-contrast=\"auto\">Products &#8211; Effisus.<\/span><\/b><\/a><\/p><p><b><span data-contrast=\"auto\">A Complete Fa\u00e7ade Protection System<\/span><\/b><span data-ccp-props=\"{}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">The membrane is supported by a range of Effisus accessories, allowing it to be integrated into demanding fa\u00e7ade details and installation conditions.<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">Compatible accessories include:<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/p><ul><li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"6\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"1\" data-aria-level=\"1\"><a href=\"https:\/\/effisus.com\/product\/effisus-2bond-ds\/\"><b><span data-contrast=\"auto\">Effisus 2Bond DS<\/span><\/b><\/a> <span data-ccp-props=\"{}\">\u00a0<\/span><\/li><\/ul><ul><li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"6\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"2\" data-aria-level=\"1\"><a href=\"https:\/\/effisus.com\/product\/effisus-2adjoin-df\/\"><b><span data-contrast=\"auto\">Effisus 2Adjoin DF<\/span><\/b><\/a><span data-contrast=\"auto\">\u00a0<\/span><\/li><\/ul><ul><li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"6\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"3\" data-aria-level=\"1\"><a href=\"https:\/\/effisus.com\/product\/effisus-adjoin-ti-tape\/\"><b><span data-contrast=\"auto\">Effisus Adjoin TI Tape<\/span><\/b><\/a><\/li><\/ul><ul><li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"6\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;multilevel&quot;}\" data-aria-posinset=\"4\" data-aria-level=\"1\"><a href=\"https:\/\/effisus.com\/product\/effisus-bonding-kf-adhesive\/\"><b><span data-contrast=\"auto\">Effisus Bonding KF<\/span><\/b><span data-ccp-props=\"{}\">\u00a0<\/span><\/a><\/li><\/ul><p><span data-contrast=\"auto\">This system approach helps support installation quality, fa\u00e7ade\u00a0efficiency\u00a0and long-term reliability across different project requirements.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e231493 elementor-widget elementor-widget-image\" data-id=\"e231493\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"751\" height=\"500\" src=\"https:\/\/effisus.com\/wp-content\/uploads\/2026\/07\/2BondDS_28-1-1024x682.png\" class=\"attachment-large size-large wp-image-17375\" alt=\"\" srcset=\"https:\/\/effisus.com\/wp-content\/uploads\/2026\/07\/2BondDS_28-1-1024x682.png 1024w, https:\/\/effisus.com\/wp-content\/uploads\/2026\/07\/2BondDS_28-1-300x200.png 300w, https:\/\/effisus.com\/wp-content\/uploads\/2026\/07\/2BondDS_28-1-768x512.png 768w, https:\/\/effisus.com\/wp-content\/uploads\/2026\/07\/2BondDS_28-1-1536x1024.png 1536w, https:\/\/effisus.com\/wp-content\/uploads\/2026\/07\/2BondDS_28-1.png 2000w\" sizes=\"(max-width: 751px) 100vw, 751px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-64f3887 elementor-widget elementor-widget-text-editor\" data-id=\"64f3887\" 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><b><span data-contrast=\"auto\">Supporting Architects,&nbsp;Contractors&nbsp;and Installers<\/span><\/b><span data-ccp-props=\"{}\">&nbsp;<\/span><\/p>\n<p><span data-contrast=\"auto\">Fa\u00e7ade membrane&nbsp;selection&nbsp;is often influenced early in the design stage, but its performance is proven during installation and throughout the building\u2019s life cycle.<\/span><span data-ccp-props=\"{}\">&nbsp;<\/span><\/p>\n<p><span data-contrast=\"auto\">For architects and engineers, the solution provides a clear and reliable membrane&nbsp;option&nbsp;with fire classification,&nbsp;watertightness&nbsp;and&nbsp;vapour&nbsp;permeability.<\/span><span data-ccp-props=\"{}\">&nbsp;<\/span><\/p>\n<p><span data-contrast=\"auto\">For main contractors, it supports project quality, risk&nbsp;reduction&nbsp;and reliable project delivery.<\/span><span data-ccp-props=\"{}\">&nbsp;<\/span><\/p>\n<p><span data-contrast=\"auto\">For installing contractors, it offers a system-compatible solution that can be used with Effisus tapes and adhesives, helping simplify installation and detailing on site.<\/span><span data-ccp-props=\"{}\">&nbsp;<\/span><\/p>\n<p><b><span data-contrast=\"auto\">Built for Long-Lasting Fa\u00e7ade Protection<\/span><\/b><span data-ccp-props=\"{}\">&nbsp;<\/span><\/p>\n<p><span data-contrast=\"auto\">The launch of&nbsp;<\/span><b><span data-contrast=\"auto\">Effisus Breather FR-B ST<\/span><\/b><span data-contrast=\"auto\">&nbsp;strengthens the Effisus fa\u00e7ade membrane portfolio, offering a modern standard solution for projects that require dependable waterproofing,&nbsp;breathability&nbsp;and fire performance.<\/span><span data-ccp-props=\"{}\">&nbsp;&nbsp;<\/span><span data-contrast=\"auto\" style=\"font-family: Figtree; background-color: transparent;\">By combining membrane performance with a complete accessory system and Effisus technical&nbsp;expertise, this solution supports safer, more&nbsp;durable&nbsp;and more efficient fa\u00e7ade applications.<\/span><span data-ccp-props=\"{}\" style=\"font-family: Figtree; background-color: transparent;\">&nbsp;<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1d979a9 e-flex e-con-boxed e-con e-parent\" data-id=\"1d979a9\" 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-ec08140 primary-btn elementor-widget elementor-widget-button\" data-id=\"ec08140\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/effisus.com\/contact-us\/\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Talk to Our Experts<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\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>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Modern fa\u00e7ade systems need to do more than protect buildings from external weather conditions.\u00a0They must also support fire performance, moisture control, installation\u00a0quality\u00a0and long-term durability.\u00a0To meet these requirements, Effisus is introducing the\u00a0Effisus Breather FR-B ST, a new breathable fa\u00e7ade membrane designed for construction projects requiring reliable waterproofing,\u00a0vapour\u00a0permeability\u00a0and controlled fire\u00a0behaviour.\u00a0 Particularly relevant for the UK market, this&#8230;<\/p>\n","protected":false},"author":1,"featured_media":17127,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-17368","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-effisus","th-blog blog-single has-post-thumbnail"],"acf":[],"_links":{"self":[{"href":"https:\/\/effisus.com\/en\/wp-json\/wp\/v2\/posts\/17368","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/effisus.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/effisus.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/effisus.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/effisus.com\/en\/wp-json\/wp\/v2\/comments?post=17368"}],"version-history":[{"count":18,"href":"https:\/\/effisus.com\/en\/wp-json\/wp\/v2\/posts\/17368\/revisions"}],"predecessor-version":[{"id":17504,"href":"https:\/\/effisus.com\/en\/wp-json\/wp\/v2\/posts\/17368\/revisions\/17504"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/effisus.com\/en\/wp-json\/wp\/v2\/media\/17127"}],"wp:attachment":[{"href":"https:\/\/effisus.com\/en\/wp-json\/wp\/v2\/media?parent=17368"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/effisus.com\/en\/wp-json\/wp\/v2\/categories?post=17368"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/effisus.com\/en\/wp-json\/wp\/v2\/tags?post=17368"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}