Protect your roof with this breathable roofing membrane, designed as a reliable secondary barrier for pitched roofs, sheds, and garages. This 1.5m x 50m roll provides 750² coverage and works as a high-performance roofing felt underlay, keeping out rain and debris while allowing moisture vapour to escape. The 3-layer construction ensures this roofing membrane breathable solution helps reduce condensation and protects roof structures from damp and mould. Suitable as a membrane for shed roofs or full home projects, this waterproof breathable membrane offers long-lasting performance for new builds, repairs, and extensions.

This breathable membrane roofing underlay is manufactured from 100 GSM polypropylene in a 3-layer structure, delivering strength and flexibility for easy installation. It provides 50m² coverage and is suitable as a roof membrane waterproof layer beneath tiles or slates. Certified to EN 13859-1 with BBA approval, this roofing breathable membrane meets UK standards for pitched roof applications, including warm and cold roof systems. The vapour permeable membrane allows internal moisture to escape while maintaining water resistance (W1 rating). Install with the printed side facing up and ensure covering within two weeks to protect from UV exposure. Store in a dry area.

Something not quite right? You have 21 days from the day you receive it, to send something back.

Please note, we cannot offer refunds on fashion face masks, cosmetics, pierced jewellery, adult toys, and swimwear or lingerie if the hygiene seal is not in place or has been broken.

Items of footwear and/or clothing must be unworn and unwashed with the original labels attached. Also, footwear must be tried on indoors. Items of homeware including bedlinen, mattresses, and toppers, and pillows must be unused and in their original unopened packaging. This does not affect your statutory rights.

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