WATTS® 957 Lead Free Reduced Pressure Zone Assembly With Flanged OSY Gate Valve, 3 in, Stainless Steel

280137 MFG #: 0111585
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WATTS® Pressure Zone Assembly, Reduced, 3 in Nominal Size, 175 psi, 33 to 140 deg F, Stainless Steel Body, 31-3/4 in L

Series 957, 957N, 957Z Reduced Pressure Zone Assemblies provide protection to the potable water system from contamination in accordance with national plumbing codes. Series 957, 957N, 957Z are normally used in health hazard applications for protection against backsiphonage or backpressure.

  • Features
  • Lead free
  • 2-1/2 in , 3 in and 4 in sizes available with quarter-turn ball valve shutoffs
  • Replaceable check disc rubber
  • Extremely compact design
  • 70% Lighter than traditional designs
  • 304 (schedule 40) stainless steel housing and sleeve
  • Groove fittings allow integral pipeline adjustment
  • 304 stainless steel housing and sleeve
  • EPDM, Silicone and Buna-N elastomers
  • Reversible silicone or EPDM check discs
  • The wetted surface of this product contacted by consumable water contains less than 0.25% of lead by weight
  • OSY: UL/FM outside stem and yoke, resilient seated gate valve
  • Standard/Approvals: ASSE 1013, ANSI/NSF 61-G, CSA B64.5, cULUS Classified, FM Approved
  • WARRANTY: Limited