2-1/2 in. Stainless Steel Flanged 175 psi Backflow Preventer
Series 957-FS 2-1/2 in. Stainless Steel Flanged 175 psi Backflow Preventer
Package Quantity Info:
Each: 1 Inner Pack: 1-
-
Shipping Not AvailableNot available at this time
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)
-
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
- Included:
- Flood Sensor, OS and Y Gate
- Installation Type:
- Horizontal
- Lead Law Compliance Level:
- Lead Law Compliant and Certified
- Lead Law Compliant:
- Yes
- Length:
- 30-3/4 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
- Proposition 65:
- CALIFORNIA PROP 65 WARNING: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
- Recommended Valve Application:
- Water
- UL Listed:
- Yes
- UPC:
- 098268445466
- Valve Body Material:
- Stainless Steel
- Valve Body Style:
- Inline
- Valve Disc Material:
- Silicone
- Valve Operator:
- Cross Handwheel
- Valve Seat Material:
- Plastic
- Valve Size:
- 2-1/2 in
- Valve Stem:
- Rising OS&Y
- Valve Type:
- Reduced Pressure Zone Assembly
- Weight:
- 225 lb
- Width:
- 22 in