3 in. Stainless Steel Flanged 175 psi Backflow Preventer
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Watts
Series 957-FS 3 in. Stainless Steel Flanged 175 psi Backflow Preventer
Package Quantity Info:
Each: 1 Inner Pack: 1
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Purchase history
Watts
Series 957-FS
3 in. Stainless Steel Flanged 175 psi Backflow Preventer
F111585
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Product Details
Product Details
- Features an integrated flood sensor with SentryPlus Alert technology to detect excessive water discharges from the relief valve
- Alert features available with add-on sensor connection kit
- 304 (Schedule 40) stainless steel housing and sleeve
- UL and FM outside stem and yoke resilient seated gate valves
- Replaceable check disc rubber
- Bottom mounted cast stainless steel relief valve
- Compact design allows small enclosures to be used
- Groove couplings for ease of installation and pipe alignment
- The maximum working pressure is 175 psi (12.06 bar)
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Lead Law Compliant
Specifications
- ANSI:
- ANSI 61-G
- ASSE Standards:
- ASSE 1013
- AWWA:
- AWWA C-511
- CSA Certified:
- CSA B64.4
- Coating:
- Polymer
- Collection:
- Series 957-FS
- End Connection 1:
- Flanged
- End Connection 2:
- Flanged
- End Connections:
- Flanged
- FM Approved:
- Yes
- Height:
- 32 in
- Installation Type:
- Horizontal
- Lead Law Compliance Level:
- Lead Law Compliant and Certified
- Lead Law Compliant:
- Yes
- Length:
- 31-3/4 in
- Material:
- Stainless Steel, Plastic
- Material Type:
- 304, Silicone
- Maximum Temperature:
- 140
- Minimum Temperature:
- 33
- NSF:
- NSF 61-G
- NSF Certified:
- Yes
- Pressure - Maximum:
- 175 psi
- Recommended Valve Application:
- Water
- UL Listed:
- Yes
- Valve Body Material:
- Stainless Steel
- Valve Body Style:
- Inline
- Valve Disc Material:
- Silicone
- Valve Operator:
- Cross Handwheel
- Valve Seat Material:
- Plastic
- Valve Size:
- 3 in
- Valve Stem:
- Rising OS&Y
- Valve Type:
- Reduced Pressure Zone Assembly
- Weight:
- 233 lb
- Width:
- 22 in