Wykamol Gas Membranes| BS 8485
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Wykamol Gas Barriers & Fixings: Complete Protection Against Ground Gases
Guard your building against radon, methane, CO₂ and vapour with our comprehensive Wykamol gas barrier systems. From rigid sheet membranes to liquid-applied membranes, plus all the tapes, primers, collars and fixings — we provide everything you need for flawless installation.
What We Offer
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Sheet Gas Membranes — high-performance LOPE / EVOH multilayer membranes that resist gas and vapour ingress
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Liquid Gas Membranes (LGM) — seamless, elastomeric coatings perfect for complex geometry and repairs
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Perimeter & Penetration Details — top-hats, collars, corner units and flashing trims to maintain continuity
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Tapes, Primers & Sealants — high-bond tapes, primers and joint sealers for airtight overlaps
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Fixings & Plugs — mechanical plugs, anchors and sealing rings to secure membranes without compromising integrity
Why Choose Wykamol Gas Systems?
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Fully BS 8485 / NHBC / Code for Sustainable Homes compliant
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Proven in real-world schemes and government-grade basements
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Designed to integrate with Wykamol’s waterproofing & drainage systems
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Full technical support and guidance for specification & installation
Protect your project from the ground up — install once, install correctly.



