WATTS® Lead Free Double Check Valve Assembly, Series: 719, 2 in Nominal, 175 psi Working, 33 to 180 deg F, Quarter-Turn Ball Valve Ball Valve/Gate Valve type, Bronze Alloy Body, 21-3/16 in L x 5-3/8 in W
Series 719 Double Check Valve Assemblies are designed to protect drinking water supplies from dangerous cross-connections in accordance with national plumbing codes and water authority requirements. It consists of a bronze alloy body construction and chloramine resistant elastomers. Series 719 features a separate access, top-entry check valve design for ease of maintenance and is for use at referenced cross-connections in non-health hazard applications. Check with local inspection authorities for installation requirements.