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This 1 1/2 inch reduced pressure zone assembly backflow preventer helps prevent the flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements
adjustable top with a loose set
Specifications Body Material Ductile Iron Brand Watts Class Rating 125 or 150 Control Type Lever Handle CV Rating 135 GPM Disc Material Stainless Steel EAN 098268593754 Inlet Connection Size 2 IN Inlet Connection Type Lug Lead Free YES Maximum Operating Temperature-Fahrenheit 248 Maximum Working Pressure-PSI 200 Minimum Temperature-Fahrenheit 33 Operating Torque-Dry 214 in-lbs Operating Torque-Wet 134 in-lbs Outlet Connection Size 2 IN Outlet Connection Type Lug Part Number 0525104 Seat Material EPDM Series DBF-03 Silicone Free Yes Stem Shaft Material 316 Stainless Steel Valve Style Lug Specification Sheet - DBF
Features Used in HVAC
Watts 957NRPDA-OSY-GPM-FS 4 - Part of the 957RPDA Series Window Well Cover This 1 1/2 inch reducedThis 4 inch reduced pressure detector backflow preventer assembly help stop the reverse flow of liquids due to backpressure or backsiphonage, where potential health hazard exists. Extremely compact and lighter than traditional designs it is approved for horizontal N pattern installation. This assembly consists of a stainless steel body with a quick access sleeve, torsion spring check valves, resilient seated gate valves with outside stem and yoke,
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