Ultimate HC Blok

Visqueen Ultimate HC Blok is a 0.5mm thick, chemically resistant co-extruded volatile organic compound barrier and gas barrier. It is coloured gold on the upper surface and white on the reverse. The product is supplied in single wound rolls (not folded), 2.44m x 41m.

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
Flexible - easy to detail and install on site
Multi functional - also acts as a radon and damp proof membrane
Dual jointing methods - lap joints can be taped or heat welded