The breather roofing membrane is a composite structure of non-woven material and breathable polyethylene.

Natong Kangda Complex Material Co., LTD specializes in manufacturing PP spun bonded non-woven fabrics, SMS, composite non-woven fabrics including waterproof and vapour-permeable building membranes and heat insulation materials widely used as Roofing UnderlayHouse wrapTimber frame wall construction. We have advanced nonwoven production line, film laminating production line, glue coationg production line with the technology of American and Italy.

Breather Roofing Membrane:

  material: Non-woven + Polyethylene + Non-woven

  width:                     100cm,  150cm

  weight:                    From 30gsm to 400gsm

  length:                    25m-50m-100m

  hydrostatic head (pa):        >2500

  tensile Strength (N):         105-350(CD)  65-250(MD)

  elongation (N):             68-150(CD)   72-150(MD)

  water-vapor Permeability:     0-2500g/m2: 

                            series I>2500, 

                            series II around 1000

                            series III around 15 

  Annual output: 1500 MTS

breather roofing membrane or housewrap film