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   Home / Hydronic Heating Supplies / BackFlow Preventers
BackFlow Preventers
Cash Acme Vacuum Breakers & Cash Acme Backflow Preventer / Watts Backflow Preventers for hydronic heat & radiant heat systems
Caleffi Autofill Boiler Feed Valve 553549A
Click here for Caleffi Autofill Boiler Feed Valve 553549A pricing
Caleffi Autofill Boiler Feed Valve

  • Maximum inlet pressure: 230 psi
  • Maximum working temperature: 150°F
  • Setting pressure range: 3 - 60 psi
  • Preset outlet pressure: 15 psi
  • click here for pricing info

Caleffi Backflow Preventer AutoFill Combination 573009A
Click here for Caleffi Backflow Preventer AutoFill Combination 573009A combination pricing

Caleffi Backflow preventer and AutoFill combination

  • Maximum inlet pressure: 175 psi
  • Maximum working temperature: 150°F
  • Setting pressure range: 3 - 60 psi
  • Preset outlet pressure: 15 psi
  • click here for pricing info

Caleffi Back Flow preventers
Click here for Caleffi Backflow preventer and AutoFill combination pricing

Caleffi Back Flow preventers

  • Dual check continuous pressure backflow preventer with atmospheric vent.
  • NPT Female union connections, threaded.
  • Maximum working pressure: 175 psi
  • Working temperature range: 32˚ - 210˚F
  • click here for pricing info

Cash Acme BackFlow Preventers for hydronic water heating for closed loop
Click here for Cash Acme BackFlow Preventers for Closed Loop Heating Systems pricing

Cash Acme Backflow Preventer Heating Systems

Prevents backflow of contaminated water into potable water supply lines. Ideal for boiler feed lines, dairy processing systems, livestock waterers, chlorinators, trap primers and similar installations.

Click here for pricing info on the Cash Acme BackFlow Preventer

Cash Acme Combination BackFlow Preventers for hydronic water heating for closed loop
Click here for Cash Acme Combination BackFlow Preventers for Closed Loop Heating Systems pricing
Cash Acme Combination Backflow Preventer and Pressure Reducing Valve

The Cash Acme BFAC accurately reduces system pressure down to 14 psi (factory setting) while preventing the back-siphonage of contaminated water into the potable water supply. The BFAC features threaded (NPT) inlet and outlet connections.

Click here for pricing info on the Cash Acme BackFlow Preventer - Combo

Watts Boiler Water Feed BackFlow Preventer for Heating Systems
Click here for Watts Boiler Water Feed BackFlow Preventer pricing
Watts Boiler Water Feed BackFlow Preventer for Heating Systems

Use Watts Backflow Preventers to keep Boiler Water (with or without antifreeze) from entering domestic (Potable) water supply.

Click here for pricing info on the Watts BackFlow Preventer

Watts Boiler Water Feed Combination BackFlow Preventer for Heating Systems
Click here for Watts Boiler Water Feed Combination BackFlow Preventer pricing
Watts Boiler Water Feed Combination BackFlow Preventer for Heating Systems

Used on boiler supply feed lines to provide make-up water to the boiler. Prevents backflow when supply pressure falls below system pressure.

Click here for pricing info on the Watts BackFlow Preventer - Combo


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