Catalog: Water Regulators and Blackflow Preventers & Meters
Company/Brand: Duff Company
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| | examples type purpose 1 2 3 4 reduced pressure zone back two independent check valves ... supply lines with intermediate relief valve backpressure or back siphonage ... connections supplied with shut-off valves where there is a high potential lab ... health contamination and continuous pressure applicawaste digesters continuous ... pressure tion car washes reduced pressure detector assy high hazzard rpz valve ... -connections subject to double check valve assembly two independent check valves ... health contamination and continuous pressure applica checks are replaceable for ... repair testing continuous pressure tions main supply lines food cookers ... in by pass low hazzard line dual check valve backflow preventer for low hazard cross ... -connections continuous pressure applications specialty backflow ...
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| | or aspirator polished chrome finish max pressure 125 psi fig no price 8686 hose ... installations for in-line continuous pressure applications double check design ... especially made used under continuous pressure for labofor wall and yard hydrants ... lines to prevent backflow when supply pressure falls below system pressure female ... prevent backflow of carbon dioxide gas and carbonated water into the water ... connections not subject to continuous pressure install 6 above highest downstream ... temperature 160of at 125 lbs working pressure not a backflow preventer price series ... repair kits watts 800m4qtanti-siphon pressure vacuum breaker for health hazard cross ... connections continuous pressure applications install 12 above highest ... downstream point of water this valve is designed to prevent backsiphonage of ...
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