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The Zurn Wilkins 975XLOSY Reduced Pressure Principle Backflow Preventer provides high hazard protection for non-potable water applications and is furnished with OS&Y valve shutoffs.

  • Features & Benefits
  • Resources
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  • Designed for installation in residential fire applications
  • OS&Y shut-off valves provide visual indication of valve position
  • Wye pattern design for short lay length
Zurn Wilkins

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Spec Sheets & Install

BIM / 3D Models / 2D Drawings