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 exceeds ANSI A118.10 standards for waterproofing. In addition, Mapelastic HPG is IAPMO-listed for use as a shower-pan liner.

• Dual protection: Provides waterproofing and crack isolation
• Prevents in-plane floor cracks from transmitting through tile or stone
• Compatible with MAPEI’s Fiberglass Mesh and Mapeband accessories
• Compatible with MAPEI mortars and grouts for complete system protection
• Durable and flexible; bonds to a wide range of surfaces
• Ready to use; easy to apply with roller, trowel or brush
• Install tile or stone after curing for 16 to 24 hours
• Flood-test after 72-hour cure