Where To Buy

350XL (Sizes 3/4" - 2")

The 350XL Double Check Backflow Preventer provides low health hazard protection in potable water applications. The EZSwap™ removable pressure vessel provides safe and easy line flushing, quick winterization, and simple maintenance and repair.

  • Features & Benefits
  • Resources
  • Videos
  • Patented removable pressure vessel
  • Low-lead design is suitable for drinking water
  • Top-mounted test cocks ease installations
  • Blow Out Flush fitting available
  • Low-lead law compliant
Lead Free
Retrofit or Replacement
MasterSPEC
Zurn Wilkins

Product Resources

Spec Sheets & Install

BIM / 3D Models / 2D Drawings

Videos