Watts 957-OSY-GXG-FS 4 - Part of the 957 Series Z100F-8NH Reversible clamping collar plus primary

Reversible clamping collar plus primary and secondary weepholes to manage seepage and maintain resilience

This 3/4 inch pressure safety relief valve is used in commercial and industrial applications for low pressure

The maximum operating temperature is 300 F (204 C) at 300 psi (21 bar) or 400 F (204 C) at 200 psi (14 bar)

UPC - 098268018240

Watts 957-OSY-GXG-FS 4 - Part of the 957 Series Z100F-8NH Reversible clamping collar plus primaryThis 4 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 UL