Series LF909 4 in. Epoxy Coated Cast Copper Silicon Alloy MNPT 175 psi Backflow Preventer

Part #WLF909NRSSFDAP  |  Manufacturer Part #0122801

Valve Size:

4 in
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Product Details

  • Epoxy coated cast iron body furnished with an FDA epoxy coated strainer
  • Unique patented air-in and water-out design provides high capacity relief valve discharge performance during emergency conditions
  • Health hazard application
  • Non-rising stem resilient seated gate valves

Lead Law Compliant



ADA Compliant: No

BAA Compliant: Yes

Coating: Epoxy

Collection: Series LF909

Depth: 58 in

End Connection 1: Flanged

End Connection 2: Flanged

End Connections: Flanged

Fitting Size 1: 4 in

Fitting Size 2: 4 in

Fitting Sizes: 4 in

Height: 30 in

Lead Law Compliant: Yes

Material: Cast Iron

Maximum Pressure: 175 psi

Maximum Temperature: 110

Minimum Temperature: 33

UL Listed: Yes

Valve Body Style: Inline

Valve Seat Material: Stainless Steel

Valve Size: 4 in

Valve Type: Backflow Preventer

Weight: 576

Width: 27 in