UPGRADE to the NIDEL 50HF series to protect from spray-back. Fits Woodford Models 26, B26 and Y95 with 13/16 in. - 24 special threads x 3/4 in. hose threads. The first ASSE 1052 Approved automatic draining double-check backflow preventer. When a hose is removed from a Model 50 equipped wall faucet or yard hydrant, two linked but independent checks move as one to open a path through the valve allowing water to drain completely and prevent freezing.
California residents: see Proposition 65 information
- Double-check - brass backflow preventer
- Brass construction
- Made in the USA