135gsm Cromar Vent 3 is a triple layer fabric, high performance breathable membrane. It is made from high tensile spun bonded polypropylene layers, surrounding a micro porous polypropylene film.

135gsm Cromar Vent 3 is designed for use with slated, tiled or metal roofing, and works efficiently to protect from dirt, rain and other elements.

Available to buy from Raptor Building Supplies. Please contact us directly for pricing.