Damplas Damp Proof Membranes are manufactured from a controlled blend of recycled polythene for use for use as a Type “A” damp proof membrane as defined by BS EN 13967: 2012. Manufactured from blown polythene film, Damplas damp proof membranes are produced from 100% recycled polythene sheet Used as a sandwich membrane in base concrete or between the base concrete and screed / Suitable for use in concrete floors not subject to hydrostatic pressure waterproof and rot proof / Rolls multi folded for easier handling / Highly flexible / High performance in extreme temperature / Installed in residential and low rise buildings, Manufacturer: Damplas