Visqueen Ultimate Gas Damp Proof Course

Visqueen Ultimate Gas DPC is a 0.5mm thick, flexible 7 layer co-extruded film providing volatile organic compound (VOC) and ground gas resistance. The DPC has an embossed/debossed finish, is coloured gold/white and can be installed with either surface facing upwards. It is supplied in 20m length rolls and the following widths as standard: 500mm, 600mm, 750mm and 900mm.

Features & Benefits

• Complies with CIRIA C748:2014 - industry standard for volatile organic compounds (VOC) protection
• Complies with the methane gas transmission rate, mass per unit area and thickness requirements of BS 8485:2015 + A1:2019 - industry standard for methane and carbon dioxide protection
• Provides protection against radon, carbon dioxide, methane and VOCs
• Dual jointing methods - lap joints can be taped or heat welded
• Visqueen Ultimate Preformed Units available - simplifies complex or awkward detailing