Resideo BP900/U 1/2" NPT Dual Check Backflow Preventer With Atmospheric Vent 1-7/8" For this reason

For this reason

SoftFinish® cushion grip handle for comfort and control

The case zips fully closed

(D) 11/16" OVERALL LENGTH (H) 3" SHANK DIA

Resideo BP900/U 1/2" NPT Dual Check Backflow Preventer With Atmospheric Vent 1-7/8" For this reasonResideo BP900 U 1 2" NPT Dual Check Backflow Preventer With Atmospheric Vent Simple Control The Backflow Preventer from Resideo is designed to ensure continuous pressure applications on small supply lines. By using an intermediate vacuum breaker, it protects against backflow and back siphonage of contaminated water into portable water supplies. Suitable for hot or cold water service, and is ideal for applications like boiler feed lines and lab