Cromar 1m x 25m Vent 3 Classic TV3C/25
• A triple layer fabric, high performance breather membrane, made from high tensile spun bonded polypropylene layers, around a micro-porous polypropylene film
• The high vapour permeability and waterproof properties of the membrane, combined with excellent tensile/tear strength, make Vent3 Classic an ideal product for use in all pitched roof applications
• It allows the escape of water vapour from within the roof structure whilst protecting against wind driven rain, snow and dust which may penetrate the main roof waterproofing, providing a permanent quality breather underlay, which will last the life of the roof construction
Cromar 1m x 25m Vent 3 Classic is a breathable roof underlay for cold and warm roof applications which give major benefits over traditional underlays. It is designed for use as a universal breather membrane for roofs and walls boasting superior moisture vapour permeability. A triple-layered breathable membrane that provides excellent protection against wind and rain while allowing moisture to escape, reducing the risk of condensation.
