Watts 957N-DOSY 8 - Part of the 957 Series ZA100F-4NH Designed for outdoor use

Designed for outdoor use

5 to 20 GPM Hot Inlet Temperature Range 120 to 180 degree F Hot Water Inlet Connection Size 1/2 IN Hot Water Inlet Connection Type Socket Hot Water Inlet Thread Type Does Not Apply To Product Lead Free YES Maximum Pressure Differential 25 Percent Maximum Working Pressure-PSI 150 Minimum Differential Temperature-Fahrenheit 5 Minimum Static Pressure-PSI 30 Outlet Connection Size 1/2 IN Outlet Connection Size-Metric 15 MM Outlet Connection Type Socket Outlet Temperature Accuracy +/- 7 degree F Outlet Thread Type Does Not Apply To Product Part Number 0559115 Series LFMMV Temperature Adjustment Range 80 to 120 degree F Wi-Fi Enabled No Specification Sheet - LFMMV

and a flashing clamp ensures proper integration with the waterproofing membrane

Specifications Body Material Bronze Brand Watts EAN 098268013597 Inlet Connection Size 1 1/4 IN Inlet Connection Type Female Threaded Inlet Thread Type NPT Lead Free NO Maximum Working Pressure-PSI 25 Outlet Connection Size 1 1/4 IN Outlet Connection Type Female Threaded Outlet Thread Type NPT Part Number 0275614 Pressure Range 30 to 150 PSI Pressure Relief Setting-PSI 35 Series 174A Specification Sheet - 174A

This complete rubber parts replacement kit is used for repairing the parts to the relief valve to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure

Watts 957N-DOSY 8 - Part of the 957 Series ZA100F-4NH Designed for outdoor useThis 8 inch N pattern 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 installation