Optimum WaterMaster XPS

Optimum WaterMaster XPS is our premium drainage CI system. Like Optimum WaterMaster CI, this system also offers the base level of benefits available in CI; energy efficiency, light weight, versatile design, and economical installation. This system also utilizes Dow™ Panel Core 20 XPS board, which is designed specifically for CI. Dow™ Panel Core 20 XPS provides greater R Value when compared to standard EPS foam board.