{"product_id":"grafter-integrate-100-breather-membrane","title":"Easy-Trim Grafter Integrate 100 Breather Membrane","description":"\u003c!-- SHOPIFY LISTING TEMPLATE (START) \/ v 0.1 --\u003e\n\u003cdiv id=\"listing\" class=\"wip\"\u003e\n\t\u003cdiv id=\"main\"\u003e\n\t\t\u003ch1\u003eGrafter Integrate 100 Breather Membrane Roofing Felt from Easy-Trim\u003c\/h1\u003e\n\t\t\u003cp class=\"options\"\u003e(100gsm, 1m x 20m)\u003c\/p\u003e\n\t\t \u003ch2\u003eTape-integrated roofing underlay for quicker, secure lap sealing\u003c\/h2\u003e\n\t\t\u003cp class=\"intro\"\u003eLightweight 100gsm vapour permeable membrane with dual integrated acrylic tapes for quick, consistent watertight lap sealing. Precisely positioned—45mm tape on the printed face and 90mm on the reverse—these strips align accurately at overlaps, removing the need for separate double-sided tape. Delivers faster installation and cleaner, more reliable sealed laps, supporting compliance with BS5534 wind uplift requirements including Zones 1–5 with battened laps.\u003c\/p\u003e\n\t\t\u003cp\u003eA 3-layer microporous construction delivers a vapour permeable, air-resistant underlay with W1 water resistance, strong tensile tear strength, and 3-month UV stability. Suitable for use in tiled or slate pitched roofs and wall applications—including supported and unsupported installations—it performs across warm, cold, and hybrid roof designs. Acts as a dependable secondary barrier against wind-driven rain while maintaining a breathable roof structure.\u003c\/p\u003e \n\t\t\u003ch3\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual integrated tapes\u003c\/strong\u003e – Pre-applied 45mm face and 90mm reverse strips for fast, accurate lap sealing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBS5534 wind uplift design\u003c\/strong\u003e – Suitable for Zones 1–5 with battened and taped laps for compliant pitched roof applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced 3-layer build\u003c\/strong\u003e – 100gsm microporous construction for a lightweight yet strong, tear-resistant membrane\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh vapour permeability\u003c\/strong\u003e – Helps reduce condensation risk and protect roof timbers and insulation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eW1 water resistance\u003c\/strong\u003e – Provides a high-performance secondary barrier against wind-driven rain\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir-resistant performance\u003c\/strong\u003e – EN 12114 tested for reduced air leakage through the roof build-up\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV stable\u003c\/strong\u003e – 3-month weather protection during construction exposure periods\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBBA certified\u003c\/strong\u003e – Conforms to BS5534:2014 Annex A and BS5250 (Type LR underlay)\u003c\/li\u003e\n\u003c\/ul\u003e  \n\t\t\u003ch4\u003eNational Wind Zone Suitability\u003c\/h4\u003e \u003cp\u003eNew builds must comply with British Standard for Tiling and Roofing (BS5534) Annex A, with breather membranes tested against wind uplift, and their suitability for use across the 5 national wind zones.\u003c\/p\u003e \u003cp\u003e   \u003cimg class=\"inline-pic-narrow\" src=\"https:\/\/media.trulypvc.com\/images\/products\/800\/Breather-Membrane-Wind-Zone-Suitability-Grafter-Integrate.jpg\" alt=\"Grafter 100 Wind Zone Suitability Map\"\u003e \u003c\/p\u003e \n\t\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- SHOPIFY LISTING TEMPLATE (END) --\u003e","brand":"Easy-Trim","offers":[{"title":"Default Title","offer_id":53492947878227,"sku":"EAS-2431-1001","price":24.3,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/5904\/1875\/files\/b5737959-bb95-4947-b8c4-aa979db91e94.jpg?v=1776339691","url":"https:\/\/www.trulypvc.com\/products\/grafter-integrate-100-breather-membrane","provider":"Truly PVC","version":"1.0","type":"link"}