backflow prevention Equipment

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Caleffi - Model 573 - Backflow Preventer

by Caleffi S.p.a.     based in Milwaukee, WISCONSIN (USA)

Dual check continuous pressure backflow preventer with atmospheric vent.Brass body.Max working pressure:  175 psi.Max working temp range:  32˚ - 210˚F.ASSE 1012 listed and CSA B64.3 certified.

Model JY -275 - Backflow Prevention Valve

by Ningbo Huacheng Valve Co.Ltd.     based in NINGHAI, CHINA

JY -275 Backflow prevention valve. size 1/2' 3/4' 1' 1-1/4' 1-1/2' 2

Wilkins - Model 700 1 - Dual Check Backflow Preventers

by Irrigation Supply INC     based in Warrensville Hts, OHIO (USA)

Solid brass construction, heavy duty stainless steel spring. Union - for easy installation and service. Also available in 3/4 inch size. Simple spring loaded dual check valve used for water sprinkler sytems.

Kemper - Backflow Preventer CA

by Gebr. Kemper GmbH + Co. KG     based in Olpe-Biggesee, GERMANY

The range of KEMPER protection valves is rounded off with the backflow preventer CA. It secures the drinking water against non-potable water up to and including Fluid Category 3 as per DIN EN 1717. In proven KEMPER quality, made completely of gunmetal, the KEMPER Backflow preventer CA convinces with its short length and simple handling. The ...

Legend - Model T/S-459 - Dual-Check Backflow Preventer With Atmospheric Vent

by Legend Valve & Fitting, Inc.     based in MICHIGAN (USA)

Forged brass construction. Threaded or sweat true union end connections. Designed for continuous-pressure hot or cold water lines such as boiler. feed or process equipment lines attached to the potable water supply.. Inlet screen reduces the chance of check fouling.. Intermittent emergency backflow protection up to 250 degrees F. Pressure Rating, ...

Backflow prevention assemblies for fire fighting systems

by TBI - Toronto Backflow inspection & Testing     based in osh, ONTARIO (CANADA)

Protecting potable water systems is our focus. Project management, preventer sales and service.

Model 008PCQT - Anti-Siphon, Spill-Resistant Vacuum Breakers

by Watts Regulator Company     based in Dunnellon, FLORIDA (USA)

Series 008PCQT Anti-Siphon, Spill-Resistant, Vacuum Breakers prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage on indoor point-of-use applications. It consists of a bronze body construction, thermoplastic check and float assembly valve, stainless steel springs, tee handles, and a molded ...

Model V-3 - Vacuum Breaker Valve

by Cash Acme     based in Atlanta, GEORGIA (US) (USA)

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) which prevents freezing. Maximum pressure is 125 psi; maximum ...

Model PN10 - Back Flow Preventer

by FireDos GmbH     based in Wölfersheim, GERMANY

Depending on the connection situation of the FireDos wall hydrant cabinet, a backflow preventer might be necessary to prevent the return flow of the extinguishing water. Important: When the FireDos wall hydrant cabinet is supposed to be connected to the public water network, current local technical regulations must be observed. For operating ...

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