Watts Double Check Valve Assembly, Cast Iron, Watts 757 Series, Flanged Connection - 21/2 757 OSY Drain Type - Centrally rising vent w/supplies from above (B drain) Meets Barrier-Free accessibility standards

Meets Barrier-Free accessibility standards

Tough outer mesh is UV-resistant for long-term outdoor use without degradation

Speed Engineered for speed control duty

can support up to 250 lbs

Standards: UL EcoLogo

Watts Double Check Valve Assembly, Cast Iron, Watts 757 Series, Flanged Connection - 21/2 757 OSY Drain Type - Centrally rising vent w/supplies from above (B drain) Meets Barrier-Free accessibility standardsDouble Check Valve Assembly; Series: Watts 757; Size: 2 1 2 in; Connection: Flanged; Body Material: Cast Iron; Temp. Range: 33 Degrees to 140 Degrees F; Max. Temp.: 140 Degrees F; Max. Pressure: 140 psi; Width: 16 3 8 in; Length: 31 in; Features: Outside Stem and Yoke; Standards: USC