4 in. Cast Iron Flanged Backflow Preventer
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Watts
Series LF909-FS 4 in. Cast Iron Flanged Backflow Preventer
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Purchase history
Watts
Series LF909-FS
4 in. Cast Iron Flanged Backflow Preventer
88009325
Order #
Order Date
Job Name
My PO#
Frequently Purchased Together
Product Details
- Stainless steel internal parts
- No special tools required for servicing
- Replaceable seats
- Air-in/water-out relief valve design provides maximum capacity during emergency conditions
- Industrial strength sensing hose
- Field reversible relief valve
- Fused epoxy coated & lined checks
- Captured spring check assemblies
- Lead free
Specifications
- ADA Compliant:
- No
- ANSI:
- ANSI 61-G
- ASSE Standards:
- ASSE 1013
- AWWA:
- AWWA C-511 1992
- Application:
- Health Hazard
- BAA Compliant:
- Yes
- CSA Certified:
- CSA B64.4
- Coating:
- Epoxy
- Collection:
- Series LF909-FS
- Depth:
- 58 in
- End Connection 1:
- Flanged
- End Connection 2:
- Flanged
- End Connections:
- Flanged
- FM Approved:
- Yes
- Height:
- 30 in
- IAPMO Listed -:
- Yes
- Installation Type:
- Horizontal, Vertical
- Lead Law Compliance Level:
- Applicable to Lead Leaching, Not Compliant
- Length:
- 67-13/16 in
- Material:
- Cast Iron, Stainless Steel
- Minimum Temperature:
- 33
- NSF:
- NSF 61-G
- NSF Certified:
- Yes
- Number of Handles:
- Two Handle
- Pressure - High:
- 175
- Recommended Valve Application:
- Health Hazard, Plumbing, Water
- Temperature Range:
- 33 to 110 Deg F (0.5 to 43 Deg C)
- UL Listed:
- Yes
- Valve Body Material:
- Cast Iron
- Valve Body Style:
- Inline
- Valve Material:
- Cast Iron
- Valve Operator:
- Handwheel Handle
- Valve Seat Material:
- Stainless Steel
- Valve Size:
- 4 in
- Valve Stem:
- Non-rising
- Valve Type:
- Reduced Pressure Zone Assembly
- Weight:
- 455 lb
- Width:
- 27 in