Zurn Wilkins

Model 350AST 4 in. Stainless Steel Flanged 175 psi Backflow Preventer

Part #W350ASTDAST  |  Manufacturer Part #4-350ASTDAST

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$ 3,885.00 EACH

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Product Details

  • Short lay-length ensures easy installation in compact spaces
  • Metered bypass ensures cost-savings related to unauthorized water use and leaks
  • High quality 304L grade stainless steel body and access covers reduces corrosion exposure
  • Compliant with horizontal and vertical installation
  • Lead-free law compliant
  • ASSE® Listed 1048
  • AWWA Compliant C510 (with gates only), and C550
  • UL® Classified
  • C-UL® Classified
  • FM® Approved


Collection: Model 350AST

End Connection 1: Flanged

End Connection 2: Flanged

End Connections: Flanged

Height: 30-4/5 in

Length: 40-1/2 in

Material: Stainless Steel

Maximum Pressure: 175 psi


Valve Size: 4 in

Weight: 273

Weight Capacity: 23

Width: 23 in