PERMAVENT APEX WIND UPLIFT RESULTS. BS 5534: 2014 Code of practice for slating and tiling. 1.5m x 50m Roll. Our latest product range includes artificial grass. Artificial Grass >>. (Wind Zones in the UK for underlays used for specific applications as described in BS 5534).
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Ondutiss from B S Timber (Alcester). Reduces CO2 emissions to the atmosphere. The film layer provides resistance to water penetration and regulates the water vapour flow through the roof system. Improves the efficiency of thermal insulation & reduces energy consumption.
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ONCE I'M GONE THEY WILL RAISE THE PRICES. Can be left exposed for four months without losing its full performance. Weight: 63gsm. Enhances airtightness when used. Highly water-resistant.
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PERMAVENT APEX WIND UPLIFT RESULTS. BS 5534: 2014 Code of practice for slating and tiling. 1m x 50m Roll. Our latest product range includes artificial grass. Artificial Grass >>. (Wind Zones in the UK for underlays used for specific applications as described in BS 5534).
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It is equally suitable whether draped unsupported over rafters or laid directly over insulation. Cold & warm roof application. Lightweight & flexible. Light grey surface prohibits glare.
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ONCE I'M GONE THEY WILL RAISE THE PRICES. Can be left exposed for four months without losing its full performance. BBA Certificate: 90/2548. Fixed directly to insulation. UV exposure: 4 month. Enhances airtightness when used.
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Tyvek Housewrap. It is surface-applied and should be fixed directly to the sheathing ply/OSB, insulation or blockwork. Orders up to and including 20m and will be carefully folded to minimise creases.
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It is an essential solution for modern construction, providing superior weatherproofing without compromising breathability. ✅Enhanced Energy Efficiency : Acts as a highly effective air barrier, reducing drafts and improving insulation performance, helping to lower energy consumption.
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