Description
| Roll dimensions | 2.44m x 20.5m |
| Thickness | 1.0mm |
| Watertightness 60KPA for 24 hours | Pass |
| Colour | Grey/Black |
Visqueen Ultimate HC BLOK 2.44m x 41m
£1,389.25 excl. VAT
High-performance membrane for protecting buildings from VOCs, hydrocarbons, ground gases (methane, CO₂, radon), and damp. Ideal for contaminated sites and brownfield developments.
Key Benefits:
- BBA certified – third-party approved for quality assurance
- VOC & hydrocarbon protection – CIRIA C748:2014 compliant
- Gas resistant – meets BS 8485:2015 + A1:2019
- Radon & damp proof – BR 211:2023 compliant
- Flexible use – suitable for Type A & B applications (NHBC NF94)
- Easy jointing – install with tape or heat welding
- Durable – designed to withstand site conditions and provide long-term protection
Ideal For:
- Basements and below-ground structures
- Contaminated land and brownfield sites
- Commercial and residential developments needing high-spec gas, VOC, and waterproofing protection
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