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Spec Sheet

 Wilkins Zurn 12-975XL2S 1/2" Lead Free Wilkins 975XL2 Reduced Pressure Principle Assembly with Model SXL lead-free bronze "Y" type strainer


The Zurn Wilkins 975XL Reduced Pressure Principle Backflow Preventer provides high hazard protection for non-potable water applications. The wye pattern, bronze body provides separate access to each check valve and the relief valve for servicing.


  • Wye pattern design for short lay length
  • Short lay length eases replacement labor cost
  • A tried and true design favored by installers worldwide
  • Ideal for use where lead free* valves are required. Designed for installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water into the potable water supply. Assembly shall provide protection where a potential health hazard exists. STANDARDS COMPLIANCE ? ASSE® Listed 1013 ? IAPMO® Listed ? CSA® Certified ? NSF® Listed - Standard 61, Annex G ? AWWA Compliant C511 ? Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California
  • Length:  5-3/4"
  • Width:  4-1/4"
  • Size: 1/2"
  • Temperature Range:  33° to 180°F
  • Connection Type:  FNPT
  • Maximum Pressure: 175 psi
  • Hydrostatic test pressure 350 PSI E
  • End connections Threaded ANSI B1.20.1


How To Repair

Troubleshooting Pressure Relief Valve Discharge

Temperature Range: 33° to 180°F
Connection Type: FNPT
Maximum Pressure: 175 psi

Length: 5-3/4"
Width: 4-1/4"
Size: 1/2"

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