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Out of stockThe Extension Sleeve is designed to be used in conjunction with the Telescopic Underfloor Vent.
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Fortis is a premium roofing membrane engineered for maximum durability and moisture protection.
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Grafter is a robust roofing membrane engineered for long‑lasting protection.
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The Master membrane is engineered to deliver superior roofing protection, combining vapour permeability with strong water resistance and airtight performance.
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Maxi provides robust roofing protection with advanced vapour permeability, water resistance and airtight performance.























