Visqueen Radon R400 is a 0.4mm thick co-polymer thermoplastic membrane. The product is red in colour and supplied 4m x 20m in a multi-folded roll.
Gauge / Mil
WVTR (Water Vapor Transmission Rate)
Features & Benefits:
BBA certified - third party accreditation
0.4mm (1600 gauge) thick - complies with new BBA regulations for radon protection membranes in line with BS8485:2015+A1:2019
Increased thickness - provides greater impact properties & protection from following trades
Conforms to BR 211:2015 - industry guidance for radon protection
Multi folded - easy to handle and transport
Multi functional - also acts as a damp proof membrane
Dual jointing methods - lap joints can be taped or heat welded
Visqueen Radon R400 is used to prevent the ingress of radon in both basic and full radon protection areas. The membrane can be positioned within the ground floor construction either above or below the structural floor.