Created with Eselt - eBay Listing Template Editor eBay.co.uk Give us a call Send us a message Created with Eselt - eBay Listing Template Editor - Our Store - Seller Profile - Feedback - About us - Contact Created with Eselt - eBay Listing Template Editor CROMAR Vent 3 Light High Performance Breathable Membrane Dark Grey 1m x 50m DESCRIPTION: Vent3 Light is a lightweight triple layer fabric, high performance breather membrane, made from high tensile spun bonded polypropylene layers, around a micro-porous polypropylene film. Designed for use as a universal breather membrane for roofs and walls boasting superior moisture vapour permeability. Vent3 Light has a printed (dark grey) upper surface with preprinted marking lines and a white.