{"product_id":"visqueen-low-permeability-gas-membrane-4m-x-125-50sqm","title":"Visqueen Low Permeability Gas Membrane","description":"\u003cp\u003e\u003cspan\u003eUsed as a high performance radon membrane and\/or damp proof membrane positioned within the ground floor construction either above or below the structural floor slab.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBenefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCentre folded so limits creases and reduces the risk of cracks in screed.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFlexible, making it easier to install\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBBA certified\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eComplies with NHBC Foundation’s NF94 guidance for use in Type A and Type B membrane locations in reinforced cast in situ suspended floor slabs and rafts\u003c\/li\u003e\n\u003cli\u003eComplies with NHBC Amber 1 - suitable for low gas risk NHBC housing sites\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLap joints can be taped or heat welded \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eActs as a radon and damp proof membrane \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLarge coverage of 50m²\u003c\/span\u003e\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\u003e\u003cspan\u003eShould be installed on a smooth continuous substrate free from irregularities such as voids or irregularities\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMembrane should be clean \u0026amp; dry at the time of jointing.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eShould overlapped by at least 150mm, bonded with Visqueen pro double sided jointing tape and sealed with Visqueen foil lap tape.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAirtight seals should be formed around all service entry points\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIf the membrane is punctured or perforated a patch of the same material should be lapped at least 150mm beyond the limits of the puncture and either heat welded or bonded with Visqueen Pro Double Sided Jointing Tape and sealed with Visqueen Foil Lap Tape\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLong periods of exposure to ultraviolet light will reduce the effectiveness of the membrane. The membrane should be covered by a protective layer immediately after installation to prevent damage.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eA minimum thickness of 50mm screed is recommended.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDo not install in temps below 5°C\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Visqueen","offers":[{"title":"Default Title","offer_id":57301784985932,"sku":"BMD10884","price":176.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1046\/6715\/2716\/files\/visqueen-membranes-visqueen-low-permeability-gas-membrane-4m-x-12-5-50m-1233883880.jpg?v=1776866030","url":"https:\/\/www.constructionsuppliesuk.co.uk\/products\/visqueen-low-permeability-gas-membrane-4m-x-125-50sqm","provider":"Construction Supplies UK","version":"1.0","type":"link"}