Applications:
For continuous or intermittent applications on water supply lines.

Sizes:
3/4" and 1"

Features:
Prevents polluted water from entering the potable water supply system by preventing the reverse flow of water into supply lines. Cast bronze body and brass union inlet connection. The BF-1 has female threaded union inlet and female threaded outlet.
 

Applications:
For use around homes, schools, commercial buildings, laboratories, or any place involving moveable hoses attached to threaded faucets, indoors or out.

Sizes:
3/4" only

Features:
Prevents dangerous back-siphonage and backflow into a potable water supply. All-Brass construction with threaded connections, neoprene seat disc, rubber washer, and steel set screw. The V-3 is equipped with a protruding “tip” device for manual draining of faucet (after hose removal) preventing freezing. Maximum pressure is 125 psi; maximum temperature is 180°F (82°C). All models are approved per ASSE Standard 1011 listed by IAPMO and approved by C.S.A.

NOTE: THESE UNITS ARE NOT INTENDED FOR USE WHERE WATER DAMAGE COULD OCCUR AS A RESULT OF DRAINING OR FOR PERMANENTLY CONTINUOUS-PRESSURE INSTALLATION. FOR CONTINUOUS-PRESSURE SYSTEMS INSTALL THE BFP DESCRIBED ABOVE.

Applications:
Designed to prevent dangerous back-siphonage and backflow into a potable water supply system. For use around homes, schools, commercial buildings, laboratories or any application involving a moveable hose attached to threaded faucets.

Sizes:
3/4" only

Features:
Prevents dangerous back-siphonage; automatically self-drains when all attachments are removed completely from the valve’s outlet. Protects the valve and faucet from freezing and rupturing in cold weather. Constructed with brass body and adapter. Buna O-ring and seat disc, steel set screw, stainless steel springs and the highest quality molded parts.

Applications:
Designed for use where open tanks or basins are filled by a hose below the water line; in appliances where water enters below the overflow rim; or in lawn sprinkling systems. Other applications include medical, surgical, therapeutic, and mortuary tanks.

Sizes:
1/2", 3/4", 1", 1-1/4”, 1-1/2” and 2”

Features:
Female connections, bronze body, and silicone seat. Designed for maximum intermittent water pressure of 125 psi. Suitable for temperatures to 212° (100°C). Not for continuous pressure use. All models comply with ASSE Standard 1001, listed by IAPMO, and approved in all major cities and states. C.S.A. approved up to 1" size.