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Watts Reduced Pressure Zone Non-Rising Stem Backflow Preventer

W957NRS

Valve Size

Starting at Call for Pricing
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DESCRIPTION

  • Ball valve type test cocks
  • Bottom mounted cast stainless steel relief valve
  • Compact design allows small enclosures to be used
  • Groove couplings for ease of installation and pipe alignment
  • No special tools required for servicing
  • Non-rising stem gate valves
  • Patented torsion spring check modules for ease of serviceability
  • Stainless steel housing and sleeve
  • The maximum working pressure is 175 PSI (12.06 BAR)

SPECIFICATIONS

ADA Compliant
No
BAA Compliant
Yes
CSA Certified
CSA B64.4
Color Finish
Stainless Steel
End Connection 1
Flanged
End Connection 2
Flanged
End Connections
Flanged
Fitting Size 1
3 in
Fitting Size 2
3 in
Fitting Sizes
3 in
Lead Law Compliant
Yes
Material
Stainless Steel
Maximum Pressure
175 psi
Maximum Temperature
140
Minimum Temperature
33
Temperature Range
33 to 140 Deg F
Type
Reduced Pressure Zone Assembly
Valve Body Style
Inline
Valve Disc Material
Silicone
Valve Operator
Cross Handwheel
Valve Seat Material
Engineered Plastic
Valve Size
2-1/2 in
Valve Stem
Non-rising Valve Stem

 

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