{"product_id":"illbruck-me480-fire-rated-butyl-tape-bb-250mm-x-20m-class-b-s1-d0-airtight-membrane","title":"illbruck ME480 Fire Rated Butyl Tape BB – 250mm x 20m | Class B-s1, d0 Airtight Membrane","description":"\u003c!-- illbruck ME480 – Shopify Description (Mobile-friendly + FAQ dropdowns) --\u003e\r\n\u003cdiv class=\"me480\"\u003e\r\n\r\n  \u003cstyle\u003e\n    .me480{font-family:inherit; line-height:1.55;}\n    .me480 h2,.me480 h3{margin:0 0 10px;}\n    .me480 p{margin:0 0 12px;}\n    .me480 ul{margin:0 0 14px 20px;}\n    .me480 li{margin:6px 0;}\n    .me480 .badge-row{display:flex; flex-wrap:wrap; gap:8px; margin:12px 0 18px;}\n    .me480 .badge{display:inline-flex; align-items:center; padding:7px 10px; border:1px solid #e5e5e5; border-radius:999px; font-size:13px; background:#fafafa;}\n    .me480 .panel{border:1px solid #e8e8e8; border-radius:12px; padding:14px; margin:14px 0; background:#fff;}\n    .me480 .panel strong{font-weight:700;}\n    .me480 .note{background:#f7f7f7;}\n    .me480 .grid{display:grid; grid-template-columns:1fr; gap:12px;}\n    @media (min-width: 750px){\n      .me480 .grid{grid-template-columns:1fr 1fr;}\n    }\n\n    \/* Table: scroll on mobile *\/\n    .me480 .table-wrap{overflow:auto; -webkit-overflow-scrolling:touch; border:1px solid #e8e8e8; border-radius:12px;}\n    .me480 table{width:100%; border-collapse:collapse; min-width:560px;}\n    .me480 th,.me480 td{padding:12px 12px; border-bottom:1px solid #eee; text-align:left; vertical-align:top;}\n    .me480 thead th{background:#fafafa; font-weight:700;}\n    .me480 tbody tr:last-child td{border-bottom:none;}\n\n    \/* FAQ *\/\n    .me480 details{border:1px solid #e8e8e8; border-radius:12px; padding:0; margin:10px 0; background:#fff;}\n    .me480 summary{cursor:pointer; padding:14px 14px; font-weight:700; list-style:none;}\n    .me480 summary::-webkit-details-marker{display:none;}\n    .me480 details[open] summary{border-bottom:1px solid #eee;}\n    .me480 .faq-body{padding:12px 14px 14px;}\n    .me480 .muted{color:#666;}\n  \u003c\/style\u003e\r\n\r\n  \u003ch2 style=\"text-align: center;\"\u003eillbruck ME480 Butyl Tape BB – 250mm × 20m\u003c\/h2\u003e\r\n  \u003cp style=\"text-align: center;\"\u003e\r\n    The \u003cstrong\u003eillbruck ME480 Butyl Tape BB\u003c\/strong\u003e is a high-performance, aluminium-faced, self-adhesive butyl membrane designed for\r\n    \u003cstrong\u003ecritical airtight and watertight sealing\u003c\/strong\u003e in construction.\r\n  \u003c\/p\u003e\r\n\r\n  \u003cdiv class=\"badge-row\"\u003e\r\n    \u003cspan class=\"badge\"\u003e\u003cstrong style=\"text-align: center;\"\u003eFire:\u003c\/strong\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 13px; font-family: inherit;\"\u003e B-s1, d0 (EN 13501-1)\u003c\/span\u003e\u003c\/div\u003e\u003c\/span\u003e\r\n    \u003cspan class=\"badge\"\u003e\u003cstrong style=\"text-align: center;\"\u003eVapour:\u003c\/strong\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 13px; font-family: inherit;\"\u003e µ \u0026gt; 2,500,000\u003c\/span\u003e\u003c\/div\u003e\u003c\/span\u003e\r\n    \u003cspan class=\"badge\"\u003e\u003cstrong style=\"text-align: center;\"\u003eSize:\u003c\/strong\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 13px; font-family: inherit;\"\u003e 250mm × 20m\u003c\/span\u003e\u003c\/div\u003e\u003c\/span\u003e\r\n    \u003cspan class=\"badge\"\u003e\u003cstrong style=\"text-align: center;\"\u003eThickness:\u003c\/strong\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 13px; font-family: inherit;\"\u003e 1mm\u003c\/span\u003e\u003c\/div\u003e\u003c\/span\u003e\r\n  \u003c\/div\u003e\r\n\r\n  \u003cdiv class=\"panel note\"\u003e\r\n    \u003cp style=\"text-align: center; margin:0;\"\u003e\r\n      \u003cstrong\u003eDesigned for enhanced fire performance.\u003c\/strong\u003e\r\n      ME480 is engineered for applications where fire classification is essential, while still delivering a permanent environmental seal.\r\n      \u003cspan class=\"muted\"\u003eAlways confirm suitability against the project specification and building control requirements.\u003c\/span\u003e\r\n    \u003c\/p\u003e\r\n  \u003c\/div\u003e\r\n\r\n  \u003cdiv class=\"grid\"\u003e\r\n    \u003cdiv class=\"panel\"\u003e\r\n      \u003ch3 style=\"text-align: center;\"\u003eKey Benefits\u003c\/h3\u003e\r\n      \u003cul\u003e\r\n        \u003cli style=\"text-align: center;\"\u003e\n\u003cstrong\u003eHigh fire performance:\u003c\/strong\u003e Reaction to fire classified \u003cstrong\u003eB-s1, d0\u003c\/strong\u003e to EN 13501-1.\u003c\/li\u003e\r\n        \u003cli style=\"text-align: center;\"\u003e\n\u003cstrong\u003eComplete environmental seal:\u003c\/strong\u003e Airtight, watertight and vapour-impermeable barrier.\u003c\/li\u003e\r\n        \u003cli style=\"text-align: center;\"\u003e\n\u003cstrong\u003eExcellent durability:\u003c\/strong\u003e UV-resistant aluminium foil backing and resilient butyl layer.\u003c\/li\u003e\r\n        \u003cli style=\"text-align: center;\"\u003e\n\u003cstrong\u003eStrong adhesion:\u003c\/strong\u003e Bonds to many common building substrates (e.g. concrete, steel, timber, glass, aluminium).\u003c\/li\u003e\r\n        \u003cli style=\"text-align: center;\"\u003e\n\u003cstrong\u003eFlexible and accommodating:\u003c\/strong\u003e Helps tolerate movement without cracking in normal service conditions.\u003c\/li\u003e\r\n      \u003c\/ul\u003e\r\n    \u003c\/div\u003e\r\n\r\n    \u003cdiv class=\"panel\"\u003e\r\n      \u003ch3 style=\"text-align: center;\"\u003eTypical Applications\u003c\/h3\u003e\r\n      \u003cul\u003e\r\n        \u003cli style=\"text-align: center;\"\u003ePerimeter sealing to the internal or external side of window and door frames.\u003c\/li\u003e\r\n        \u003cli style=\"text-align: center;\"\u003eFaçade and construction joint sealing where an airtight\/watertight membrane is required.\u003c\/li\u003e\r\n        \u003cli style=\"text-align: center;\"\u003eRepairs of vapour-impermeable joints and seals within sealing\/compartmentation works.\u003c\/li\u003e\r\n      \u003c\/ul\u003e\r\n\r\n      \u003cdiv class=\"panel note\" style=\"margin:12px 0 0;\"\u003e\r\n        \u003cp style=\"text-align: center; margin:0;\"\u003e\r\n          \u003cstrong\u003eInstallation tip:\u003c\/strong\u003e Apply to clean, dry, stable surfaces and firmly consolidate with a seam roller. Overlaps should be\r\n          \u003cstrong\u003eminimum 25mm\u003c\/strong\u003e.\r\n        \u003c\/p\u003e\r\n      \u003c\/div\u003e\r\n    \u003c\/div\u003e\r\n  \u003c\/div\u003e\r\n\r\n  \u003ch3 style=\"text-align: center;\"\u003eTechnical Specifications\u003c\/h3\u003e\r\n  \u003cp class=\"muted\" style=\"text-align: center;\"\u003eKey data for illbruck ME480 Butyl Tape BB (roll supplied: 250mm × 20m).\u003c\/p\u003e\r\n\r\n  \u003cdiv class=\"table-wrap\" role=\"region\" aria-label=\"Technical specifications table\" tabindex=\"0\"\u003e\r\n    \u003ctable style=\"text-align: center;\"\u003e\r\n      \u003cthead\u003e\r\n        \u003ctr\u003e\r\n          \u003cth\u003eCharacteristic\u003c\/th\u003e\r\n          \u003cth\u003eSpecification\u003c\/th\u003e\r\n        \u003c\/tr\u003e\r\n      \u003c\/thead\u003e\r\n      \u003ctbody\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eBrand \/ Range\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003eillbruck (Tremco CPG)\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eProduct\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003eME480 Butyl Tape BB\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eArticle \/ Product Code\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003e503514\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eRoll Dimensions\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003e250mm (W) × 20m (L)\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003e1mm\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eFire Classification (EN 13501-1)\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eB-s1, d0\u003c\/strong\u003e\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003eModified butyl rubber adhesive with PET \/ aluminium foil carrier\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eColour \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003eAluminium\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eWatertightness\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003ePass to EN 1928 (also passes after ageing EN 1928 + EN 1847)\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eVapour Diffusion\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003eµ \u0026gt; 2,500,000 (vapour-impermeable)\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eUV Resistance\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003eExcellent\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eService Temperature\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003e-20°C to +80°C\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eApplication Temperature\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003e+5°C to +35°C\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n        \u003ctr\u003e\r\n          \u003ctd\u003e\u003cstrong\u003eShelf Life\u003c\/strong\u003e\u003c\/td\u003e\r\n          \u003ctd\u003e24 months (unopened, stored flat at +5°C to +35°C)\u003c\/td\u003e\r\n        \u003c\/tr\u003e\r\n      \u003c\/tbody\u003e\r\n    \u003c\/table\u003e\r\n  \u003c\/div\u003e\r\n\r\n  \u003ch3 style=\"text-align: center; margin-top:18px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\r\n\r\n  \u003cdetails\u003e\r\n    \u003csummary style=\"text-align: center;\"\u003eWhat surfaces can ME480 bond to?\u003c\/summary\u003e\r\n    \u003cdiv class=\"faq-body\"\u003e\r\n      \u003cp style=\"margin:0;\"\u003e\r\n        ME480 bonds well to many common building materials including glass, steel, concrete, stone, timber and aluminium,\r\n        provided the surface is clean, dry, stable and free from dust\/grease.\r\n      \u003c\/p\u003e\r\n    \u003c\/div\u003e\r\n  \u003c\/details\u003e\r\n\r\n  \u003cdetails\u003e\r\n    \u003csummary style=\"text-align: center;\"\u003eDo I need to use a primer?\u003c\/summary\u003e\r\n    \u003cdiv class=\"faq-body\"\u003e\r\n      \u003cp style=\"margin:0;\"\u003e\r\n        On smooth, sound substrates, primer is often not required. For highly porous surfaces (e.g. some concretes\/plasters)\r\n        priming can improve adhesion. Ensure the substrate is prepared correctly and follow project specifications.\r\n      \u003c\/p\u003e\r\n    \u003c\/div\u003e\r\n  \u003c\/details\u003e\r\n\r\n  \u003cdetails open=\"\"\u003e\r\n    \u003csummary style=\"text-align: center;\"\u003eWhat is the fire rating of illbruck ME480?\u003c\/summary\u003e\r\n    \u003cdiv class=\"faq-body\"\u003e\r\n      \u003cp style=\"text-align: center; margin:0;\"\u003e\r\n        ME480 has a \u003cstrong\u003ereaction to fire classification of B-s1, d0\u003c\/strong\u003e according to EN 13501-1.\r\n      \u003c\/p\u003e\r\n    \u003c\/div\u003e\r\n  \u003c\/details\u003e\r\n\r\n  \u003cdetails\u003e\r\n    \u003csummary style=\"text-align: center;\"\u003eWhat overlap should I use when joining strips?\u003c\/summary\u003e\r\n    \u003cdiv class=\"faq-body\"\u003e\r\n      \u003cp style=\"margin:0;\"\u003e\r\n        Use a minimum overlap of \u003cstrong\u003e25mm\u003c\/strong\u003e at connections. As a rule of thumb for movement joints,\r\n        allow the joint width plus approximately \u003cstrong\u003e50mm\u003c\/strong\u003e cover onto both sides (project dependent).\r\n      \u003c\/p\u003e\r\n    \u003c\/div\u003e\r\n  \u003c\/details\u003e\r\n\r\n  \u003cdetails\u003e\r\n    \u003csummary style=\"text-align: center;\"\u003eHow do I apply it for the best seal?\u003c\/summary\u003e\r\n    \u003cdiv class=\"faq-body\"\u003e\r\n      \u003cp style=\"margin:0;\"\u003e\r\n        Apply between \u003cstrong\u003e+5°C and +35°C\u003c\/strong\u003e to clean surfaces. Once positioned, firmly consolidate along the entire length\r\n        using a seam roller to ensure full contact. Bond strength increases over time.\r\n      \u003c\/p\u003e\r\n    \u003c\/div\u003e\r\n  \u003c\/details\u003e\r\n\r\n  \u003cp class=\"muted\" style=\"text-align: center; margin-top:14px;\"\u003e\r\n    Note: Always follow the project specification and relevant installation guidance for your application.\r\n  \u003c\/p\u003e\r\n\r\n\u003c\/div\u003e","brand":"illbruck (Tremco CPG)","offers":[{"title":"Default Title","offer_id":51792656335079,"sku":"14473121","price":278.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1525\/4568\/files\/5vh0qlpwx5j.png?v=1771335017","url":"https:\/\/www.upvc-store.com\/products\/illbruck-me480-fire-rated-butyl-tape-bb-250mm-x-20m-class-b-s1-d0-airtight-membrane","provider":"UPVCSTORE","version":"1.0","type":"link"}