80g/m2

90g/m2

100g/m2

120g/m2

140g/m2

Waterproof breathable membrane, which mainly use for Roofing underlay or Wall underlay.
All 3-layers: PP non-woven + PE micro porous film + PP non-woven are made by ourself, with thermal-bonding technology.
We had send samples to Germany/Poland/Italy labs testing under EN13859-1 for CE.
Watertightness: >1500mm water column, class W1 pass after artifical ageing;
vapor permeability: >2250g/m2/24h , SD value about 0.02m
size: 1.5m width x 50m length.