Air Barrier & Vapour Control roof membrane :According to customer's requirement
Air Barrier & Vapour Control
Air Barrier & Vapour Control roof membrane consists of a dual air barrier and vapour control layer. This essential product has been created to comply with the ever-increasing demands of building regulations, providing you with an air barrier and vapour control layer on the warm side of your roof
insulation. Waterproof breathable roof membrane has three layers by Hot pressing composite technology:on the top and bottom is:polypropylene Spunbond non-woven fabric,between the two layers, is polyethylene material to form breathable film. The function of spunbonded nonwovens is mainly to enhance tension and hydrostatic pressure and protect the middle layer.
Waterproof breathable house wrap has excellent performance at water resistance, meanwhile with particular function of high vapor permeability, which mainly use used in construction as underlay on pitched roofs or walls.