10 in. 304 Stainless Steel Grooved 175 psi Backflow Preventer

This product has been replaced by

10 IN SS REDUCED PRESSURE ZONE ASSEMBLY BACKFLOW PREVENTER NRS SHUTOFF VALVES BACKFLOW FLOOD SENSOR
Watts 10 in. Stainless Steel Grooved Reduced Pressure Zone Assembly
Manufacturer Part #F111607
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Watts

Series 957 10 in. 304 Stainless Steel Grooved 175 psi Backflow Preventer

This product requires certification to purchase.
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Watts Stainless Steel Stainless Steel Flanged Backflow Preventer
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This product has been replaced by

10 IN SS REDUCED PRESSURE ZONE ASSEMBLY BACKFLOW PREVENTER NRS SHUTOFF VALVES BACKFLOW FLOOD SENSOR
Watts 10 in. Stainless Steel Grooved Reduced Pressure Zone Assembly
Manufacturer Part #F111607
Watts

Series 957 10 in. 304 Stainless Steel Grooved 175 psi Backflow Preventer

  • Fast #
  • Part #W957NRS10
  • Item #2979110
  • Manufacturer Part #0111607
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Product Details

  • Extremely compact design
  • 70% lighter than traditional designs
  • Replaceable check disc rubber
  • Lead-Free
  • Unmatched ease of serviceability
  • Bottom mounted cast stainless steel relief valve
  • Patented torsion spring checks provide lowest pressure loss
  • Groove fittings allow integral pipeline adjustment
  • Requires Certification

  • Lead Law Compliant

Specifications

ADA Compliant:
No
ASSE Standards:
ASSE 1013
AWWA:
AWWA C-511
Application:
Health Hazard
BAA Compliant:
Yes
CSA Certified:
CSA B64.4
Collection:
Series 957
Color Finish Category:
Stainless Steel
Color Finish Name:
Stainless Steel
Depth:
58-19/50 in
End Connection 1:
Grooved
End Connection 2:
Grooved
End Connections:
Grooved
FM Approved:
Yes
Fitting Size 1:
10 in
Fitting Size 2:
10 in
Fitting Sizes:
10 in
Height:
35 in
IAPMO Listed -:
No
Installation Type:
Horizontal
Lead Law Compliance Level:
Lead Law Compliant and Certified
Lead Law Compliant:
Yes
Length:
57-3/4 in
Material:
Stainless Steel
Material Type:
304
Maximum Temperature:
140
Minimum Temperature:
33
NSF:
NSF 61G
NSF Certified:
Yes
Number of Handles:
Two Handle
Pressure - Maximum:
175 psi
Product Type:
Reduced Pressure Zone Assembly
Recommended Valve Application:
Water
UL Listed:
No
Valve Body Material:
Stainless Steel
Valve Body Style:
Inline
Valve Disc Material:
Rubber
Valve Operator:
Wheel Handle
Valve Seat Material:
Engineered Plastic
Valve Size:
10 in
Valve Stem:
Non-rising
Valve Type:
Reduced Pressure Zone Assembly
Weight:
723 lb
Width:
30 in