The Do-It-Yourself Sprinkler Store


left for same-day shipping

Order within 1 hrs 00 mins for same-day shipping.

  Home > Lawn Irrigation > Backflow Preventers > Double Check Valves > Febco Double Check Valves >

Febco Double Check Assembly 3/4" FPT (DCA) | FE850-075
Febco Irrigation Backflow Device

Our Price: $210.11
Sale Price: $139.48
You save $70.63!

Product Code: FE850-075

Description Reviews

Febco FE850-075 3/4 in. DCA Backflow Preventer

Febco MasterSeries 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 bronze body and threaded ball valve end connections. Maximum Working Pressure: 175psi.

Features / Benefits

  • All non-health hazard (nontoxic) connections including: irrigation systems; fire sprinkler systems; in-plant commercial and industrial plumbing.
  • Double check assemblies are not approved for backflow prevention of any toxic substance (liquid; solid; or gas).
  • A double check assembly consists of two spring loaded check valves; shut off valves on the inlet and discharge side of the check valves and small test cocks. Check valves allow water to flow in one direction only.
  • A 12 inch minimum clearance is recommended under the assembly.


  • Maximum Working Pressure: 175 PSI (1200 KPa)
  • Hydrostatic Test Pressure: 350 PSI (2400 KPa)
  • Temperature Range: 32F to 140F (0C to 60C)
  • End Connections: Threaded ANSI B2.1


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

Typical Installation: SERIES 850U 1/2" - 2" (15-50mm) diagram

Pressure - Temperature

  • Maximum Working Pressure: 175psi (12.1 bar)
  • Hydrostatic Test Press: 350psi (24.1 bar)
  • Temperature Range: 32�F to 140�F (0�C to 60�C)


  • 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.

Manual & Literature

Installation Specifications Handbook

Recommended Products
Febco Double Check Assembly 2" FPT (DCA) | FE850-200
Sale Price: $457.48
FE850 - 2 inch Double Check Assembly
Febco Double Check Assembly 1-1/4" FPT (DCA) | FE850-125
Sale Price: $389.98
Febco 850 1.25 inch DCA Assembly
Febco Double Check Assembly 1" FPT (DCA) | FE850-100
Sale Price: $150.98
FE850 - Febco 1 inch Double Check Assembly
Febco Double Check Assembly 1" Union End (DCA) | FEU850-100
Sale Price: $220.98
Febco FEU850-100 - 1 inch Double Check Assembly with Union Ball Valve Ends
Febco Pressure Vacuum Breaker 3/4" FPT (PVB) | FE765-075
Sale Price: $86.48
Febco 765 - 3/4 inch Pressure Vacuum Breaker (Assembly
Irritrol Black w/ Blue Stripe Funny Pipe 1/2" x 100' | EHF1295-010-D
Sale Price: $34.55
Swing Funny Pipe

Browse for more products in the same category as this item:

Lawn Irrigation > Backflow Preventers > Double Check Valves > Febco Double Check Valves
Shopper Approved | Real Reviews By Customers Like You!