BFSeries Dual Check Type Backflow Prevention Valves
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Operations/Maintenance Manual
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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 Cash Acme BF -1 is
available in 3/4" and 1" sizes and incorporates a female threaded union inlet and a female threaded outlet.
The Cash Acme BF -5 is available as a 1" meter threaded (swivel) inlet and 3/4" FNPT (union).
Applications:
For continuous or intermittent applications on water supply lines.
Sizes:
3/4", 1" and 1" swivel X 3/4" FNPT Union
Approvals:
The BF Series is certified to ASSE 1024 and CSA B64.6.
BFP Backflow Preventer With Intermediate Atmospheric Vent
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Prevents backflow of contaminated water into potable water supply lines. Brass body with two spring
loaded poppet-type valve modules and threaded female union inlet and outlet connections. Internal
strainer screen, and stainless steel springs. Suitable for hot (up to 180°F [82°C]) or cold water under
continuous pressure.
Applications:
Boiler feed lines, dairy processing systems, livestock water sources, chlorinators, trap primers and
similar installations.
Sizes:
1/2" and 3/4" threaded or sweat.
Approvals:
The BFP Series is certified to ASSE 1012 and CSA B.64.3.
Operations/Maintenance Manual
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V-3 and V-3C Hose Connection Vacuum Breaker
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Operations/Maintenance Manual
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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). The V-3 is available chrome-plated
(V-3C) on special order.
NOTE: THESE UNITS ARE NOT INTENDED FOR USE WHERE WATER CONTAMINATION COULD
OCCUR AS A RESULT OF DRAINING OR FOR PERMANENT CONTINUOUS PRESSURE INSTALLATION.
FOR CONTINUOUS PRESSURE SYSTEMS, INSTALL THE BFP DESCRIBED HERE.
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"
Approvals:
The V-3 and V-3C are certified to ASSE 1011 and CSA B64.2, listed by IAPMO and approved by CSA.
Plumbing Heating & Industrial Valves and Controls
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©2013 Towle Whitney LLC