Cromar Vent 3 Classic is a triple layer fabric, high-performance breather membrane, made from high tensile spun-bonded polypropylene layers, around a micro-porous polypropylene film. Designed for use in a fully supported or unsupported tiled, slated or metal roof system.
The high vapor permeability and waterproof nature of the Cromar Vent 3 roof membrane, combined with excellent tensile/tear strength and high wind uplift resistance make Cromar Vent 3 Classic roofing membrane the professional’s choice as the ultimate breather membrane. It is equally suitable whether draped unsupported over rafters or laid directly over insulation.
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