2-1/2 in. Stainless Steel Grooved Backflow Preventer

This product has been replaced by

2 1/2 IN SS REDUCED PRESSURE ZONE ASSEMBLY BACKFLOW PREVENTER UL/FM BUTTERFLY VALVE SHUTOFFS Z PATTERN BACKFLOW FLOOD SENSOR
Watts 2 1/2 IN SS REDUCED PRESSURE ZONE ASSEMBLY BACKFLOW PREVENTER UL/FM BUTTERFLY VALVE SHUTOFFS Z PATTERN BACKFLOW FLOOD SENSOR
Manufacturer Part #F111784
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Watts

Series 957Z 2-1/2 in. Stainless Steel Grooved Backflow Preventer

This product requires certification to purchase.
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Watts Stainless Steel Stainless Steel Grooved Backflow Preventer
You last purchased this on
 

This product has been replaced by

2 1/2 IN SS REDUCED PRESSURE ZONE ASSEMBLY BACKFLOW PREVENTER UL/FM BUTTERFLY VALVE SHUTOFFS Z PATTERN BACKFLOW FLOOD SENSOR
Watts 2 1/2 IN SS REDUCED PRESSURE ZONE ASSEMBLY BACKFLOW PREVENTER UL/FM BUTTERFLY VALVE SHUTOFFS Z PATTERN BACKFLOW FLOOD SENSOR
Manufacturer Part #F111784
Watts

Series 957Z 2-1/2 in. Stainless Steel Grooved Backflow Preventer

  • Fast #
  • Part #W957ZBFGL
  • Item #2148168
  • Manufacturer Part #0111784
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This product requires certification to purchase.
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Product Details

  • UL and FM grooved gear operated butterfly valves with tamper switch
  • Approved for horizontal Z pattern installation
  • 304 (schedule 40) stainless steel housing and sleeve
  • Groove couplings for ease of installation and pipe alignment
  • Compact design allows small enclosures to be used
  • Patented torsion spring check modules for ease of serviceability
  • Bottom mounted cast stainless steel relief valve
  • Replaceable check disc rubber
  • The maximum working pressure is 175 psi (12.06 bar)
  • Requires Certification

  • Lead Law Compliant

Specifications

ADA Compliant:
No
ANSI:
ANSI 61-G
ASSE Standards:
ASSE 1013
AWWA:
AWWA C-511 1997
CSA Certified:
CSA B64.4
Collection:
Series 957Z
Color Finish Category:
Stainless Steel
Color Finish Name:
Stainless Steel
End Connection 1:
Grooved
End Connection 2:
Grooved
End Connections:
Grooved
FM Approved:
Yes
Height:
19-3/4 in
IAPMO Listed -:
No
Installation Type:
Horizontal
Lead Law Compliance Level:
Lead Law Compliant and Certified
Lead Law Compliant:
Yes
Length:
32-1/2 in
Material:
Stainless Steel
Material Type:
304
NSF:
NSF 61-G
NSF Certified:
Yes
Number of Handles:
Two Handle
Pressure - High:
175
Recommended Valve Application:
Health Hazard, Water
Schedule Class:
40
Temperature Range:
33 to 140 Deg F (0.5 to 60 Deg C)
Type:
S65599
UL Listed:
Yes
Valve Body Material:
304 Stainless Steel
Valve Body Style:
Z Pattern
Valve Disc Material:
Rubber
Valve Operator:
Wheel Handle
Valve Size:
2-1/2 in
Valve Type:
Reduced Pressure Zone Assembly
Weight:
67 lb
Width:
11-13/16 in