DuPont Tyvek Metal Roofing Felt - 25m x 1.5m Roll

This underlay is a vapour-open drainage membrane with an integral adhesive lap, allowing condensation beneath stainless steel, copper, and zinc roofs to drain away. It's ideal for standing seam metal sheet roofs over softwood timber boarding. Key properties: Length 25m, Width 1.5m, Roll size 37.5m, Roll weight 11.5kg, Mass per unit area 350gsm, and UV exposure: 4 months. CE marked and made of high-density polyethylene composite, nonwoven, and open mesh spacer. Tyvek Metal prevents condensation build-up beneath metallic roofs and ensures adequate drainage. Install over 150mm timber boarding with 2mm gaps. It also reduces sound transmission from rain.. DuPont Tyvek Metal Roofing Felt - 25m x 1.5m Roll