Watts 174A-70 1 1/2 - Part of the 174A Series mainline-adatile ZN1910-4NL

ZN1910-4NL

This 1 inch residential purge and balancing valve is used in heating applications to facilitate removal of air from heating zones on initial fill and to control water flow through a circulation loop

5 to 23 GPM Hot Inlet Temperature Range 120 to 200 degree F Hot Water Inlet Connection Size 3/4 IN Hot Water Inlet Connection Type Union CPVC Hot Water Inlet Thread Type Does Not Apply To Product Maximum Working Pressure-PSI 150 Minimum Differential Temperature-Fahrenheit 5 Minimum Static Pressure-PSI 30 Outlet Connection Size 3/4 IN Outlet Connection Size-Metric 19 MM Outlet Connection Type Union CPVC Outlet Temperature Accuracy +/- 3 degree F Outlet Thread Type Does Not Apply To Product Temperature Adjustment Range 90 to 160 degree F Wi-Fi Enabled No Specification Sheet - LF1170 and LFL1170

Specifications ArmorTek Technology No Backflow Preventer Type Double Check Valve Assembly Body Finish Cast Copper Silicon Alloy Body Material Lead Free Copper Silicon Alloy Body Pattern Inline Brand Watts Bypass No Bypass Size Does Not Apply To Product Cap And Tether No Disc Material Rubber EAN 098268592771 Elbow Fitting No Hazard Protection Level Non Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 2 IN Inlet Connection Type Female Threaded Inlet Shutoff Valve Type No Shutoff Valve Inlet Thread Type NPT Lead Free YES Maximum Temperature-Fahrenheit 180 Maximum Working Pressure-BAR 12

Watts 174A-70 1 1/2 - Part of the 174A Series mainline-adatile ZN1910-4NLThis 1 1 2 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pressures on all types of hot water heating supply boiler equipment. It consists of a bronze body construction with NPT threaded female inlet and NPT threaded female outlet (drain) connections, non metallic disc to metal seating, stainless steel spring, and test lever. It resists corrosive water conditions,