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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
The dry fix system is recommended by NHBC
Anthracite coloured to match your flat roof system
BS 8000-6: 1990 Workmanship on building sites
5m x 110mm Edge Trim - Anthracite Grey
steel and rock chippings and is backed by a 15-year guarantee
Klober Permo Air Open Underlay Roofing Breather Felt - 50m x 1m Roll done The dry fix system isPermo air is the most breathable air open low resistance underlay on the market. It is the ideal solution where there is a high risk of condensation forming in the roof space. Features Air open & vapour permeable. Over 13% more breathable than any other air open underlay on the market. Lowest vapour resistance of all breathable membranes. Being both air open & vapour permeable further minimises the risk of condensation forming, particularly during the
