Watts 957N-QT 3 - Part of the 957 Series mainline-siltfence Integral double-wall trap in the

Integral double-wall trap in the top drain prevents sewer gas escape and supports building safety

Tapped retainer cap

Specifications Body Material Ductile Iron Brand Watts Buy American Act Compliant NO Class Rating 125 or 150 Control Type Lever Handle CV Rating 600 GPM Disc Material Ductile Iron EAN 098268594256 Inlet Connection Size 4 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 644 in-lbs Operating Torque-Wet 390 in-lbs Outlet Connection Size 4 IN Outlet Connection Type Lug Part Number 0525154 Seat Material EPDM Series DBF-03 Silicone Free Yes Stem Shaft Material 416 Stainless Steel Valve Style Lug Specification Sheet - DBF

Narrow 2-3/8″ channel width with customizable length to suit installation requirements

Specifications Blowdown Outlet Connection Socket Blowdown Outlet Size 1/4 IN Body Material Brass Body Pattern Wye Brand Watts Buy American Act Compliant NO EAN 098268285680 Epoxy Coating Type None Gasket Material NBR Inlet Connection Size 3/4 IN Inlet Connection Size-Metric 20 MM Inlet Connection Type Socket Inlet Thread Type Does Not Apply To Product Lead Free YES Maximum Operating Temperature-Celsius 178

Watts 957N-QT 3 - Part of the 957 Series mainline-siltfence Integral double-wall trap in theThis 3 inch reduced pressure zone assembly backflow preventer helps prevent the reverse flow of fire protection substances and 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. This extremely compact and lighter than a traditional designed assembly is approved for horizontal N pattern installation