Hydronic BackFlow Preventers and AutoFill Valves
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Caleffi Autofill Boiler Feed Valve
Caleffi 553549A automatic filling unit, anti-scale, visual system pressure setting indicator. Complete with manual shutoff valve, strainer and check valve
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Caleffi Back Flow Preventers with Dual check continuous pressure backflow preventer with atmospheric vent. NPT Female union connections, threaded
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Caleffi Backflow Preventer Auto Fil
Caleffi Backflow Preventer AutoFill Combination 573009A Pre-adjustable automatic filling unit with backflow preventer
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Watts Boiler Backflow Preventers
Use Watts Backflow Preventers to keep Boiler Water (with or without antifreeze) from entering domestic (Potable) water supply.
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Cash Acme Combo Fill & Backflow
Cash Acme BFAC accurately reduces system pressure down to 14 psi while preventing the back-siphonage of contaminated water into the potable water supply
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Cash Acme Backflow Preventers Prevents backflow of contaminated water into potable water supply lines. Ideal for boiler feed lines
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Used on boiler supply feed lines to provide make-up water to the boiler. Prevents backflow when supply pressure falls below system pressure.
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Cash Acme Boiler Feed Valve A-89C - 22064-0014 to supply water to heating systems when low
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Watts Boiler Feed Valves supply water to heating systems when low
