Magic Plastics 0801-20H2 CR2 Corrosion Resistant Check Valve, 2"

Magic Plastics CR2 Corrosion Resistant Check Valve, 2" - 0801-20H2 Back-Flow prevention check valve is 100% corrosion resistant. This check valve is the ultimate solution for protecting your expensive Heat Exchangers from the potential damage of inline chlorinators, all while maintaining a full-flow circulation system. The CR2 has an 1-1/2 lbs spring loaded gate and 100% silicone gasket.