Product Image 600 x 600 - 350DA


The Zurn Wilkins 350DA Double Check Detector Backflow Preventer is ideal for fire protection applications, with a metered by-pass to detect leaks and unauthorized water use. Used in low health hazard applications, the body is epoxy coated ductile iron.

Product Resources

Spec Sheets & Install

BIM / 3D Models / 2D Drawings

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Features And Benefits

  • Zurn Wilkins Compound Check provides low headloss
  • Lowest life cycle costs in the Backflow industry
  • Approved in horizontal and vertical positions
Lead Free
Retrofit or Replacement
Zurn Wilkins
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