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Visqueen Ultimate Gas Membrane System for Premium Ground Gas Protection
The Visqueen Ultimate Gas Membrane System offers advanced protection against methane, carbon dioxide, and radon gases, as well as volatile organic compounds (VOCs). Engineered for use on brownfield and contaminated land sites, it provides an enhanced level of safety and durability compared to standard gas membranes.
Manufactured using Visqueen’s latest multi-layer barrier technology, this system ensures outstanding resistance to gas transmission and long-term structural integrity. Fully tested to BS 8485:2015+A1:2019 and BR 211 guidance, the Ultimate Gas Membrane is ideal for projects requiring the highest level of environmental protection.
At Drainage & Civils Direct, we supply the full Visqueen Ultimate Gas Membrane System, including jointing tapes, top hats, venting accessories, and sumps, all available with trade pricing, fast UK delivery, and expert technical support.









