Watts 757-BFG 3 - Part of the 757 Series Window Well Extension 3/4 inch NPTF female outlet

3/4 inch NPTF female outlet and a 30 psi pressure relief setpoint

Snap action valve

This 3 inch flow measurement valve monitors system flow in medium to high flow rate HVAC units providing a highly accurate flow measurement

The plugs allow configurations of straight through to outlet

ZS400SS-2IG

Watts 757-BFG 3 - Part of the 757 Series Window Well Extension 3/4 inch NPTF female outletThis 3 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. It is ideal for protection at cross connections identified as non health hazards and from other contaminants found at the service line