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Ships within 48 hours · Estimated delivery Aug 3 - Aug 8
Fire rating: Non-combustible in base form
Specification Details Thickness 50mm Width 600mm Length 1200mm Sales Unit Batt
Utility Access Points: Suitable for external plant rooms
Maintained Flow: Smooth internal profiles for continuous water movement
Breather Membrane – Durable – Residential & Commercial Roofing Cromar Vent 3 Classic Breather Membrane Felt Underlay 1m x 50m (50m2/Roll) Fire rating: Non-combustible in baseProduct Overview This premium triple layer breather membrane is designed for both warm and cold roof applications. Crafted from high tensile spun bonded polypropylene and a micro porous film, it effectively resists water penetration while allowing moisture vapor to escape. Ideal for tiled, slated, or metal roof systems, it combines high vapor permeability with a robust waterproof barrier. The membrane's outer layer forms a waterproof surface, the