Introducing Permo Extreme RS SK2 - All Sizes, the ultimate solution for your roofing needs, now available at build4less.co.uk! Designed for durability and versatility, Permo Extreme is a tear-resistant roof underlay suitable for low-pitched and complex roofs, with a minimum roof pitch requirement of 12.5° for profile tiles, 15° for slates, and 22.5° for plain tiles. Whether it's extensions, lean-tos, or smaller projects, this fleece-lined membrane controls condensation and comes with self-adhesive tape for a secure seal, offering immediate protection against wind, rain, and snow. With temperature resistance ranging from -40°C to +100°C, it's a reliable primary barrier when paired with Klober accessories and UV protection. Say goodbye to limitations and explore design flexibility by using Permo Extreme, even below recommended tile pitch. Don't miss out on this high-performance roofing solution!Area of application Key Features Permo Extreme is perfect for roof pitches as low as 12.5° The fitted self-adhesive strips provides water tightness and strong protection against winds. Can be deemed as a primary barrier when installed with Klober accessories and covered by a UV protected layer. Fleece with capillary stop controls the formation of condensation water. Offers design flexibility by enabling you to use tiles below their recommended minimum pitch.