Description:

Visqueen RadonBlok 400 is a flexible 0.4mm thick thermoplastic membrane. The product is purple in colour and supplied 4m x 25m in a centre folded roll. Other sizes and formats are available on request including single wound i.e. no folds. The membrane is manufactured from virgin polymer.

Features & Benefits :

• Agrement certified – third party accreditation
• Conforms to BR 211:2023 – industry guidance for radon protection
• Also provides damp proof membrane protection
• Dual jointing methods – lap joints can be taped or heat welded

Usage :

Visqueen RadonBlok 400 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. The product is not intended for use where there is a risk of hydrostatic pressure.