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1-1/8 in. - 18 Special Threads x 3/4 in. Hose Threads Brass Double-Check Backflow Preventer

1-1/8 in. - 18 Special Threads x 3/4 in. Hose Threads Brass Double-Check Backflow Preventer

Article Number:
  • $ 2410


Double-check - brass backflow preventer . 50 HA is used on Woodford models C22, B22, 25, 27 and 30 . Brass construction . Made in the USA

UPGRADE to the NIDEL 50HA series to protect from spray-back. Standard on Woodford models C22, B22, 25, 27 and 30 with 1-1/8 in. - 18 special threads x 3/4 in. hose threads. The first ASSE 1052 Approved automatic draining high-flow double-check backflow preventer. When a hose is removed from a Model 50 equipped wall faucet or yard hydrant, two linked but independent check valves automatically move as one to open a path through the valve allowing water to drain completely and prevent freezing. Patent # 8,042,565 B2.

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