10 x Permavent Black Breather Membrane – 1m x 50m done brass and soft metals

brass and soft metals

this would be used underneath the roof battens

meaning your sure to find the perfect shade to suit your project

Prevents unwanted ponding from occurring behind fascias

10 x Permavent Black Breather Membrane – 1m x 50m done brass and soft metalsPermavent use the very latest technology from the medical industry to encapsulate the highest grade hydrophobic film inside the very highest quality spunbond polypropylene layers. Moreover, unlike other companies, who simply stick the different layers together, Permavent membranes are manufactured in a single process that greatly improves the quality and integrity of our membranes. Additionally, this 3 in 1 process means that Permavent offer the best