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or polished nickel bronze finishes
This repair kit is for the replacement of the 10 inch Watts backflow preventer valve seat
seat O-ring
10 Gasket Maximum Temperature 180 Degree F Inlet Connection Size 2 1/2 IN Inlet Connection Size-Metric 64 MM Lead Free YES Maximum Working Pressure-PSI 175 Maximum Working Temperature-Fahrenheit 180 Part Number 0121303 Series LF3110 Specification Sheet - LF3110
Specification Sheet - Relief Valve Flood Sensor Retrofit Connection Kit
Watts 957-NRS-GXG 3 - Part of the 957 Series Hanes Geo or polished nickel bronze finishesThis 3 IN lead free stainless steel reduced pressure zone assembly backflow preventer has NRS groove by groove gate valves that work well in limited headroom situations. Ideally suited for referenced cross connections identified as health hazard continuous pressure applications, it prevents the backflow of contaminated water into the potable water supply and protects against backsiphonage and backpressure. The easy maintenance assembly consists of