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Febco FE850 DCA Backflow Preventer 1-1/4 in. FPT | FE850-125

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Febco 850 1-1/4 in. DCA Assembly

The Febco 850 In-Line Design Double Check Valve Assemblies are designed to prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. They feature a cast copper silicon alloy body and threaded ball valve end connections. Maximum Working Pressure: 175psi (12.1 bar).

Pressure - Temperature

  • Maximum Working Pressure: 175psi (12.1 bar)
  • Hydrostatic Test Press: 350psi (24.1 bar)
  • Temperature Range: 32F to 140F (0C to 60C)
  • Wye - Strainer
Approvals - Standards
  • ANSI/AWWA Conformance (C510-92)
  • Approved by the Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California.


  • Valve Body: Bronze
  • Elastomers: Silicone
  • Springs: Stainless Steel

Typical Installation: FE850-125 1.25 inch DCA Outdoor Installation:

Manual & Literature

Installation Specifications
More Information
Brand Febco
Test Cocks 4 FEMALE
Max Working Pressure 175 PSI
Hydrostatic Test Pressure 350 PSI
Temperature Range 32F to 140F
Main Valve Body Materials Bronze
Elastomers Silicone
Springs Stainless Steel
Warranty 1 Year
Size 1-1/4 in.
Connection FPT
Lead Free Not Lead Free
Manual (767.18 kB)
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