Watts 757-OSY 4 - Part of the 757 Series nwgf UPC - 098268017571

UPC - 098268017571

Its adjustable design allows it to be set at the proper height above the primary dome

ZB415-BZ1-DP-3IC

This 1 inch lead free automatic reseating temperature and pressure relief valve with a 6 inch thermostat is installed directly in tank tapings and is used in commercial applications to provide automatic temperature and pressure protection for hot water supply tanks and hot water heaters

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 3 IN Outlet Connection Type Grooved Joint Outlet Shutoff Valve Type Gear Operated Butterfly Valve Outlet Thread Type Does Not Apply To Product Part Number 0111535 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Engineered Plastic Series 757 Strainer No Technologies Does Not Apply To Product Tradename None Specification Sheet - 757

Watts 757-OSY 4 - Part of the 757 Series nwgf UPC - 098268017571This 4 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