The Zurn Wilkins 350 Double Check Valve Backflow Preventer provides low hazard protection for all applications. The flanged, epoxy coated ductile iron body is available with multiple shut-off valve options for installation versatility.

Product Resources

Spec Sheets & Install

BIM / 3D Models / 2D Drawings

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Features And Benefits

  • Short lay-length for small space installation
  • Reliable performance and improved flow characteristics from patented Compound Check
  • Available in flanged, grooved, or grooved x flanged end connections for installation versatility
  • No threads or taps in body or cover, eliminating exposure to corrosion
  • Single access cover reduces maintenance down time
Lead Free
Retrofit or Replacement
Zurn Wilkins
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Repair Parts

The RK212-350 Check Rubber Repair Kit is compatible with the 2-1/2" - 3" 350, 375, 450, and 475.

2-1/2" - 3" Model 350/375 Pro Repair Kit

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