1/2 in. NPT Backflow Preventer, DialSet Boiler Fill Assembly
SKU: FM911/U
1/2 in. NPT Backflow Preventer, DialSet Boiler Fill Assembly
SKU: FM911/U
Automatic Water Control
This 1/2 in. NPT Backflow Preventer from Resideo is a pressure regulating valve for the automatic control of boiler feed water and other pressure reducing applications. Especially constructed for expansion tank mounting.