RP4A Series 1-1/2 in. Bronze FPT x MNPT 175 psi Backflow Preventer

Part #A4ALF207A2F  |  Item #4881305  |  Manufacturer Part #4ALF207A2F

$1,142.04 EACH
(Pricing is for 1-1/2 in)

Valve Size:


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Product Details

  • Maximum protection against back pressure /back siphonage
  • Modular check valve cartridge with easily replaced parts
  • Reversible/removable chloramine resistant silicone seat discs
  • Low head pressure loss
  • Top mounted test cocks
  • Threaded testcock protectors
  • Internal sensing passage
  • Modular captured spring relief valve
  • Lead-Free
  • Made in USA

Lead Law Compliant



ANSI Specifications: [ANSI 372, ANSI 61]

ASSE Standards: ASSE 1013

AWWA Specifications: AWWA C-511

CSA Certified: CSA B64.4

Collection: RP4A Series

End Connection 1: FNPT

End Connection 2: MNPT

End Connections: FNPT x MNPT

FM Approved: Yes

Height: 9-7/8 in

IAPMO Listed: Yes

Lead Law Compliant: Yes

Length: 18 in

Material: Bronze

Maximum Pressure: 175 psig

Maximum Temperature: 180

NSF Certified: Yes

NSF Specifications: [NSF 61, NSF 372]

Recommended Valve Application: Water

UL Listed: Yes

Valve Body Material: Bronze

Valve Port Opening: Full Port

Valve Seat Material: Silicone

Valve Size: 1-1/2 in

Valve Type: Reduced Pressure Backflow Preventer

Weight: 30.9