Watts 957-OSY-GXG-FS 2 1/2 - Part of the 957 Series Basement Window Well Compact design and footprint

Compact design and footprint

designed to prevent sediment from entering local waterways and beyond the jobsite perimeter

ensuring that it provides reliable protection in environments where fire hazards are present

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 1 IN Outlet Connection Type Female Threaded Outlet Thread Type NPT Part Number 0009342 Series LF25AUB-Z3 Standard Reduced Pressure Setting-BAR 3

The high ratio of the diaphragm to the orifice provides excellent performance and stability at a low reduced pressure

Watts 957-OSY-GXG-FS 2 1/2 - Part of the 957 Series Basement Window Well Compact design and footprintThis 2 1 2 IN lead free stainless steel reduced pressure zone assembly backflow preventer help stop the reverse flow of liquids due to backpressure or backsiphonage, where potential health hazard exists. It has OSY groove by groove gate valves that show if the valve is open or closed and prevent stem corrosion. The easy maintenance assembly consists of positive seated torsion spring check modules, bottom mounted differential pressure relief valve, FM