Cromar Vent3 Classic Breather Membrane, 115g 1m x 50m

The Cromar Vent3 Classic is an excellent breathable roof underlay that stands apart from other traditional underlays. The breathable membrane is a triple-layer, spun-bonded polypropylene film which provides waterproofing, long-term durability and resistance to everything the weather can throw at it.Cromar Vent3 Classic Is lightweight and flexible so it’s very easy to install and can be used on all roof types including slate, metal, and tile. It's also highly effective in supported or unsupported roof systems, whether in cold or warm roof applications. This product is also resistant to UV light so long-term damage through fading isn't a worry. Also available in 1.5m x 50m.