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DESCRIPTION

  • 304 (Schedule 40) stainless steel housing and sleeve
  • Bottom mounted cast stainless steel relief valve
  • Compact design allows small enclosures to be used
  • Groove couplings for ease of installation and pipe alignment
  • Patented torsion spring check modules for ease of serviceability
  • Quarter turn ball valves
  • Quick access sleeve
  • Replaceable check disc rubber
  • The maximum working pressure is 175 PSI (12.06 BAR)

Watts Reduced Pressure Zone Backflow Preventer

W957QT

Valve Size:

SPECIFICATIONS

ADA Compliant
No
ASSE Standards
ASSE 1013
BAA Compliant
Yes
CSA Certified
CSA B64.4
End Connection 1
Grooved
End Connection 2
Grooved
FM Approved
No
Fitting Size 1
3 in
Fitting Size 2
3 in
Fitting Sizes
3 in
IAPMO Listed
No
Lead Law Compliant
Yes
Length
31-3/4 in
Material
Bronze
Maximum Pressure
175 psi
Maximum Temperature
110
Minimum Temperature
33
NSF Certified
No
Type
Reduced Pressure Zone Assembly
UL Listed
No
Valve Size
3 in
Valve Type
Backflow Preventers

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