Corden EPS Evolution Tank – Gas and Hydrocarbon Barrier is a multilayer, Polyethylene membrane with an adhesive coating for vertical application; specifically designed and manufactured to perform as a Methane, Carbon Dioxide, Radon, Ground Gas, VOC, air & Moisture, and Hydrocarbon protection system.
Corden EPS Evolution Tank complies with the latest codes of practice as published by BRE, CIRIA (C748) and BSI (BS 8485:2015 and BS8102:2009). Suitable for use as Ground Gas/Hydrocarbon protection for NHBC GREEN, AMBER 1, AMBER 2, and RED site.
Corden EPS Evolution Tank is a self-adhesive tanking membrane comprised of Corden EPS Evolution VOC and a specialist all-weather adhesive backing.
The product is available in roll format, 1.0m x 20m and as detailing strip at 0.3m x 20m (other dimensions available on request) in Black and Silver colour.
Corden EPS Evolution Tank Hydrocarbon Barrier offers a safe solution for the protection of buildings and occupiers against all levels of hydrocarbons, methane, carbon dioxide and radon ingress. Typically, these are sites previously used as petrol stations, coalfields, landfill sites, contaminated industrial sites, Fracking sites, and heavily contaminated sites. The membrane also acts as a dampproof membrane. Corden EPS Evolution Tank is designed to withstand the most aggressive environments. Testing has been completed in accordance with BS8485:2015 and C748 to determine the permeation rates for Methane, Carbon Dioxide, and a range of VOC’s.
Immersion testing has also been completed to for Chemical Resistance to EN 14414 and EN 14415.