{"product_id":"visqueen-gas-barrier-nf-500-2-4m-x-43-5m-x-500-micron","title":"Visqueen Gas Barrier NF-500","description":"\u003cp\u003eVisqueen Ultimate Gas Barrier NF-500 is a co-extruded, multi-layer thermoplastic VOC and gas barrier membrane 0.5mm thick (500 micron). The membrane is transparent with a green tint, distinguishing it from the NF-400 (blue tint), and is supplied in single wound rolls measuring 2.4m x 43.5m.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBenefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMethane and CO2 protection to BS 8485:2015+A1:2019\u003c\/li\u003e\n\u003cli\u003eVOC protection to CIRIA C748:2014\u003c\/li\u003e\n\u003cli\u003eNHBC Foundation NF94 compliant — Type A and Type B membrane locations\u003c\/li\u003e\n\u003cli\u003eAlso acts as radon and damp proof membrane\u003c\/li\u003e\n\u003cli\u003eBBA Agrement certified\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGood to know \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTransparent with green tint\u003c\/li\u003e\n\u003cli\u003eStore in cool dry place away from direct sunlight \u003c\/li\u003e\n\u003cli\u003eLap joints can be taped or heat welded\u003c\/li\u003e\n\u003cli\u003eThe barrier can be positioned above or below reinforced cast in situ concrete floor slabs e.g. ground bearing, suspended or raft, or above precast suspended segmental subfloors, e.g. beam and block floor.\u003c\/li\u003e\n\u003cli\u003eVisqueen Ultimate Gas Barrier NF-500 should be installed on a smooth continuous surface e.g. grouted beam and block floor, a compacted blinding layer e.g. 50mm thick sand blinding, or smooth concrete blinding. The substrate should be free from irregularities such as loose aggregates or other sharp protrusions, voids, projections or mortar deposits\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Visqueen","offers":[{"title":"Default Title","offer_id":57301786132812,"sku":"BM02420","price":828.57,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1046\/6715\/2716\/files\/visqueen-visqueen-gas-barrier-nf-500-1233883884.jpg?v=1776865848","url":"https:\/\/www.constructionsuppliesuk.co.uk\/products\/visqueen-gas-barrier-nf-500-2-4m-x-43-5m-x-500-micron","provider":"Construction Supplies UK","version":"1.0","type":"link"}