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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.

  • Visqueen Double Sided Jointing Tape 50mm x 10m

    £12.28 excl. VAT
  • Visqueen Pro Single Sided Jointing Tape 75mm x 25m

    £12.28 excl. VAT
  • Visqueen Ultimate Double Sided Tape 100mm x 15m

    £41.07 excl. VAT
  • Visqueen Ultimate Gas DPC 500mm x 20m

    £157.96 excl. VAT
  • Visqueen Ultimate Gas DPC 600mm x 20m

    £210.93 excl. VAT
  • Visqueen Ultimate Gas DPC 750mm x 20m

    £237.93 excl. VAT
  • Visqueen Ultimate Gas DPC 900mm x 20m

    £285.53 excl. VAT
  • Visqueen Ultimate Geoseal 2.44m x 20.5m x 1mm

    £2,210.99 excl. VAT
  • Visqueen Ultimate HC BLOK 2.44m x 41m

    £1,389.25 excl. VAT
  • Visqueen Ultimate Lap Tape 150mm x 10m

    £50.40 excl. VAT
  • Visqueen Ultimate Retaining Discs 50mm Long 35mm Head Box of 500

    £161.78 excl. VAT
  • Visqueen Ultimate Top Hat Units
    Select options This product has multiple variants. The options may be chosen on the product page

    Visqueen Ultimate Top Hat Units

    Price range: £63.38 through £75.28 excl. VAT