Flexible Waterproofing and Crack-Isolation Membrane

Mapelastic HPG is a ready-to-use, highly flexible, liquid acrylic waterproofing membrane for installation under ceramic tile or stone on residential and light commercial interior floors and walls. Applied with a roller, trowel or brush, Mapelastic HPG has excellent compatibility with cement-based mortars. When installed with MAPEI’s Fiberglass Mesh, Mapelastic HPG can also be used as a crack-isolation membrane and will meet ANSI A118.10 standards for waterproofing. In addition, Mapelastic HPG is IAPMO-listed for use as a shower-pan liner.

This product includes BioBlock™ technology.