Zurn Wilkins

375XL 3/4 in. Epoxy Coated Nylon FNPT 175 psi Backflow Preventer

Part #W375XLBF  |  Manufacturer Part #34-375XLB

Valve Size:

To see pricing and availability for this product, Create an Account.
Already a customer? Login

Product Details

  • EZSwap® Pressure Vessel is removable for easy access and added convenience
  • Flush Tool (FLUSH) provides easy line flushing, saving up to 15 minutes per installation
  • Durable UV resistant reinforced nylon EZSwap Pressure Vessel resists corrosion and mineral build-up to better withstand harsh conditions
  • Black fusion epoxy-coating disguises bronze for theft prevention
  • Low-lead law compliant
  • ASSE® Listed 1013
  • IAPMO® Listed
  • CSA® Certified B64.4
  • AWWA compliant C511
  • NSF® Listed-Standard 61, Annex G

Lead Law Compliant



ANSI Specifications: [ANSI B1.20.1, ANSI B16.1]

ASSE Standards: ASSE 1013

ASTM Specifications: [ASTM A-276, ASTM A-536, ASTM B-124, ASTM B-584]

AWWA Specifications: [AWWA C-511, AWWA C-606]

CSA Certified: CSA B64.4

Coating: Epoxy

Collection: 375XL

End Connection 1: FNPT

End Connection 2: FNPT

End Connections: FNPT

Height: 32-1/2 in

IAPMO Listed: Yes

Lead Law Compliant: Yes

Length: 41-1/2 in

Material: Plastic

Material Type: Nylon

Maximum Pressure: 175 psi

Maximum Temperature: 180

Mesh Size: 20

NSF Certified: Yes

NSF Specifications: NSF 61 Annex G

Number of Handles: Two Handle

Recommended Valve Application: Water

UL Listed: Yes

Valve Body Style: Grooved

Valve Port Opening: Full Port

Valve Seat Material: EPDM

Valve Size: 3/4 in

Valve Type: Backflow Preventer

Weight: 240

Width: 21-1/2 in