Visqueen Gas Barrier is a multi-layer reinforced polyethylene gas barrier with a 20 micron aluminium foil.
The barrier is coloured blue on the upper surface and silver on the reverse.
The product is supplied in single wound rolls (not folded), 2m x 50m.
Features & benefits • BBA certified - third party accreditation • 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 • Visqueen Gas Barrier is suitable for use in all types of buildings to prevent the ingress of harmful levels of ground gases e.g. Methane, carbon dioxide and radon. • The barrier can be positioned above or below a solid concrete ground floor slab or above a precast suspended segmental ground floor system, e.g. beam and block floor. • The barrier can also be used as a high performance radon membrane and/or damp proof membrane. • The product is not intended for use where there is a risk of hydrostatic pressure.