waterproof and breathable 3-ply roofing underlay

With unique fiber structure, the waterproof breathable membrane can protect the construction structure from being eroded by wind and rain and strengthen the gas tightness and water tightness as well as boast good breathability which expel water vapour out of the construction, thus avoiding mould and condensation.

can be laid directly onto insulation and allows it to be used at full rafter height. As a wind protective material it does not allow heat to be drawn away from the insulation.

With unique fiber structure, the waterproof breathable membrane can protect the construction structure from being eroded by wind and rain and strengthen the gas tightness and water tightness as well as boast good breathability which expel water vapour out of the construction, thus avoiding mould and condensation.

I am Mr. Clock, contact me at: ntkdfh03(at)vip(dot)163(dot)com