Visqueen Ultimate Geoseal is a 1mm thick, robust and chemically co-extruded product, that is hydrocarbon, volatile organic compound (VOC) and a gas resistant waterproofing membrane. It is coloured grey on the upper surface and black on the reverse. The grey surface is textured to aid adhesion to cast concrete.
Gauge / Basis Weight
Performance Category / Characteristics
Features & Benefits:
Agrement certified - third party accreditation
Complies with CIRIA C748:2014 - industry standard for volatile organic compounds (VOC) protection
Complies with BS 8485:2015 + A1:2019 - industry standard for methane and carbon dioxide protection
Type A Barrier Membrane (Tanking Membrane) - resistant to ground water in accordance with BS 8102:2009
High resistance to puncture - greatly reduces risk of barrier becoming damage during the build process
Multi functional - also acts as a radon and damp proof membrane
Dual jointing methods - lap joints can be taped or heat welded
Visqueen Ultimate GeoSeal is a pre-applied fully bonded Type A Barrier Membrane (Tanking Membrane) for use with below ground reinforced concrete structures e.g. basements, retaining walls, lift pits and car parks. The barrier also prevents the ingress of harmful levels of volatile organic compounds (VOCs) and hazardous ground gases.