Breather Membrane Felt Underlay Cromar Vent 3 Classic - 50 x 1.5m Roll

A lightweight breathable roof underlay for cold and warm roof applications which give major benefits over traditional roof underlays. Please note this product requires no ventilation. Properties Length: 50m. Width: 1.5m. Area: 75m2. Weight: 115gsm. Features BBA certified. Cold & warm roof application. 3 layer spun-bonded membrane. Clean & easy to use. Lightweight & flexible. Excellent tensile strength. Light grey surface prohibits glare. UV stable for up to 3 months.. Breather Membrane Felt Underlay Cromar Vent 3 Classic - 50 x 1.5m Roll