To seal over pile caps as an accessory to the Protech GM range of
membranes. Can be used to provide a gas resistant seal in hard to
treat area where the Protech GM membranes cannot be used to seal.

Can be applied, in two layers, using a brush, roller or spray.0.7mm
thick (dry film) coating provides an effective methane barrier when
applied to most clay or cementitious base construction materials.