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50Mtrs x 1Mtr Roll Breathable Roofing Felt - Permavent |
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50Mtr x 1Mtr Roll of Breathable Roofing Felt - Manufactured by Permavent Breather membrane suitable for:- All forms of commercial and domestic construction roofing underlay For use with all types of roof coverings timber frame House Wrap Vertical or concealed applications Vapour Permeability - 1960 g/m2 /24h Vapour Resistance - 0.11 MNs/g-1 Watertightness - >5270mm/h2o Density - 90g/m2 Thickness - 0.6mm UV Resistance - 3 Month |
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