Watts 174A 085 FS 1 1/2 - Part of the 174A Series Nonwoven Fabric ZB415M-4NL

ZB415M-4NL

This 1 inch bronze automatic reseating temperature and pressure relief valve with a 6 inch thermostat is installed directly in tank tapings and is used in commercial applications to provide automatic temperature and pressure protection for hot water supply tanks and hot water heaters

Specifications Backflow Preventer Type Vacuum Breaker Body Finish Cast Copper Silicon Alloy Body Material Lead Free Copper Silicon Alloy Body Pattern Angle Brand Watts Buy American Act Compliant YES Bypass No Bypass Size Does Not Apply To Product Cap And Tether No Disc Material Silicone EAN 098268573718 Elbow Fitting No GDS Status Registered Hazard Protection Level Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 1/2 IN Inlet Connection Size-Metric 15 MM Inlet Connection Type Female Threaded Inlet Shutoff Valve Type Quarter Turn Ball Valve Inlet Thread Type NPT Lead Free YES Maximum Temperature-Fahrenheit 140 Maximum Working Pressure-BAR 10

Includes strainer

137 square inches of free area

Watts 174A 085 FS 1 1/2 - Part of the 174A Series Nonwoven Fabric ZB415M-4NLThis pressure relief valve has a 1 1 2 inch NPTF female inlet and outlet and a 85 psi pressure relief setpoint. The valve can be used for hot water space heating boiler applications to protect against excessive pressure. It features a bronze body, non metallic disc to metal seating, and test lever. Includes a nonrestrictive discharge drain line flood sensor with SentryPlus Alert technology to detect excessive water discharges from the relief valve.