Watts LF174A 050 FS 1 1/4 - Part of the LF174A Series detectable-warning-mat-finder ZB415M-4NL

ZB415M-4NL

This 1 1/2 inch lead free anti-siphon vacuum breaker backflow preventer for hot or cold water prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage

ANSI/NSF 61 certified

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 1 1/2 IN Outlet Connection Type Female Threaded Outlet Shutoff Valve Type Quarter Turn Ball Valve Outlet Thread Type NPT Part Number T792014 Polymer Coating No Pressure Operation Continuous Protection Type Backsiphonage Seat Material Engineered Plastic Series LF800M4QT Strainer No Technologies Freeze Detection Specification Sheet - Freeze Sensor Connection Kit

ZB415-SZ1-DP-4NH

Watts LF174A 050 FS 1 1/4 - Part of the LF174A Series detectable-warning-mat-finder ZB415M-4NLThis lead free pressure relief valve has a 1 1 4 inch NPTF female inlet and outlet and a 50 psi pressure relief setpoint. This valve can be used for hot water space heating boiler applications to protect against excessive pressure. It features a lead free copper silicon alloy 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