VapR-Free Xtra All Zones Breathable Membrane

£53.82 Incl. VAT
£44.85 Ex. VAT


VapR-free Xtra has been approved for use in all 5 wind speed zones due to the unique integral acrylic tape that is applied when produced.

VapR-free Xtra is a multi layer laminate film composite made of polyolefin materials, resulting in a pitched roof underlay that has high vapour permeability but is also highly water resistant.

VapR-free Xtra can be installed without the need for roof space ventilation, and is suitable for both Commercial and Domestic buildings, it is the ideal roof underlay for Warm and Cold Pitched Roofs. Manufactured without the use of CFC’s VapR-free Xtra is 100% recyclable and is very durable with high tensile and nail tear strength properties. These, coupled with excellent UV and heat stability properties ensure a life-span in excess of 30 years. VapR-free Xtra membrane has received BBA Approval and complies with BS5534: 2014 Code of Practice for slating and tiling for pitched roofs.


Technical Data
Weight 122 g/m²
Water Vapour Resistance c.0.02 sd (M) - 0.19 MN/sg
Water Vapour Transmission 1065g/m²/24 hr
Fire Rating EN13501-1
Exposure Times UV Degradation 3 months

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