Mapei - Mapelastic 315 Cementitious Crack Isolation and Waterproofing Membrane 50 lb

Mapelastic 315 is a flexible, trowelable, fiberglass mesh-reinforced waterproofing and crack-bridging membrane for installation under ceramic tile or stone in interior/exterior water immersion or intermittently wet applications, residential, commercial and industrial. Mapelastic 315 provides an excellent barrier to prevent water from migrating to other areas. Mapelastic 315 is compatible with all epoxy mortars (ANSI A118.3) and polymer-modified mortars (ANSI A118.4 or higher). Mapelastic 315 exceeds the waterproofing requirements of ANSI A118.10, and is listed by IAPMO as a shower pan waterproofing membrane. Includes only the “powder” part of the mixture.

• Double protection: ensures waterproofing and bridging of cracks
• Prevents 1.5 mm (1/16") wide cracks in the floor plane from extending to tile or stone
• Compatible with MAPEI Fiberglass Mesh reinforcement net and Mapeband MC accessories
• Compatible with MAPEI mortars and grouts for complete system protection