Merkrete Hydro Guard SP-1 is a fast-drying, thin, load-bearing waterproof and crack isolation membrane composed of modified elastomeric copolymers. With excellent elongation, adhesion and strength properties, Hydro Guard SP-1 provides a 100% waterproof membrane that limits the transfer of substrate cracks to the finished ceramic or stone tile surface. Hydro Guard SP-1 is installed in a liquid state and can be applied to practically any form or irregular shape forming a monolithic waterproof barrier. FEATURES AND BENEFITS Low VOC Bonds Directly to Metal, PVC, Stainless Steel and ABS Drains Built In Antimicrobial For Mold and Mildew Resistance at the Substrate Installs Quickly — Cures in 2 – 4 hours Fast Drying — Foot Traffic in 2 – 4 Hours Easy To Use — Can Be Applied By Trowel, Airless Sprayer, Paint Brush and Roller Exceeds ANSI A118.10 and A118.12
