4 in. Stainless Steel Flanged Backflow Preventer
This product has been replaced by
Watts 4 in. Stainless Steel Flanged 175 psi Backflow Preventer
Manufacturer Part #F111604
Manufacturer Part #F111604
You last purchased this on
Watts
Series 957 4 in. Stainless Steel Flanged Backflow Preventer
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Purchase history
Watts
Series 957
4 in. Stainless Steel Flanged Backflow Preventer
0111604
Order #
Order Date
Job Name
My PO#
Frequently Purchased Together
Product Details
- Non-rising stem gate valves
- Ball valve type test cocks
- 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
- No special tools required for servicing
- The maximum working pressure is 175 psi (12.06 bar)
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Lead Law Compliant
Specifications
- ADA Compliant:
- No
- ASSE Standards:
- ASSE 1013
- AWWA:
- AWWA C-511 1992, AWWA M-22
- Application:
- Residential
- BAA Compliant:
- No
- CSA Certified:
- CSA B64.4
- Coating:
- Polymer
- Collection:
- Series 957
- Color Finish Category:
- Stainless Steel
- Color Finish Name:
- Stainless Steel
- Depth:
- 35-41/100 in
- End Connection 1:
- Flanged
- End Connection 2:
- Flanged
- End Connections:
- Flanged
- FM Approved:
- Yes
- Height:
- 38 in
- IAPMO Listed -:
- No
- Installation Type:
- Horizontal
- Lead Law Compliance Level:
- Lead Law Compliant and Certified
- Lead Law Compliant:
- Yes
- Length:
- 33-3/4 in
- Material:
- Stainless Steel
- Material Type:
- 300, 304, Buna-N, Noryl®
- Maximum Temperature:
- 140
- Minimum Temperature:
- 33
- NSF:
- NSF 61
- NSF Certified:
- Yes
- Number of Handles:
- Two Handle
- Pressure - High:
- 175
- Pressure - Maximum:
- 175 psi
- Recommended Valve Application:
- Health Hazard, Potable Water, Residential
- UL Listed:
- No
- Valve Body Material:
- Stainless Steel
- Valve Body Style:
- Inline
- Valve Disc Material:
- Silicone
- Valve Operator:
- Wheel Handle
- Valve Seat Material:
- Engineered Plastic
- Valve Size:
- 4 in
- Valve Stem:
- Non-rising
- Valve Type:
- Reduced Pressure Zone Assembly
- Weight:
- 200 lb
- Weight Capacity:
- 11.5 lb
- Width:
- 26 in