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USE WBF009QTS12-FS Watts LF009M3-QT Small Series Reduced Pressure Zone Assembly Backflow Preventer - .75 Inch

Mfr. Model #:
3/4 LF009M3-QT -S
KR Part #:
13.00 lbs
Usually Ships in 2 Weeks
Now Only!
3/4-inch NPT inlet and outlet. Prevents polluted water from entering a potable water supply. Complies with water authority requirements. 

Product Description

Backsiphonage Preventer

Inlet and outlet have 3/4-inch NPT end connections. Body is constructed with lead-free bronze. Uses quarter turn ball valve shutoffs with tee handles. Prevents polluted water from entering a potable water supply due to back siphonage. Manufactured to comply with national plumbing codes and water authority requirements.


  • Backflow Preventer Type: Reduced Pressure Zone Assembly 
  • Body Finish: Cast Bronze 
  • Body Material: Lead-Free Bronze 
  • Body Pattern: Inline 
  • Brand: Watts 
  • Buy American Act Compliant: Yes 
  • Disc Material: Silicone 
  • EAN: 098268051117 
  • Elbow Fitting: No 
  • GDS Status: Registered 
  • Hazard Protection Level: Health Hazard 
  • Inlet Connection Size: 3/4 IN 
  • Inlet Connection Size-Metric: 20 MM 
  • Inlet Connection Type: Female Threaded 
  • Inlet Shutoff Valve Type: Quarter Turn Ball Valve 
  • Inlet Thread Type: NPT 
  • Lead Free: Yes 
  • Maximum Temperature: 180 Fahrenheit 
  • Maximum Working Pressure: 12.00 BAR 
  • Maximum Working Pressure: 175 PSI 
  • Minimum Temperature: 0.50 Celsius 
  • Minimum Temperature: 33 Fahrenheit 
  • Outlet Connection Size: 3/4 IN 
  • Outlet Connection Type: Female Threaded 
  • Outlet Shutoff Valve Type: Quarter Turn Ball Valve 
  • Outlet Thread Type: NPT 
  • Part Number: 0391003 
  • Pressure Operation: Continuous 
  • Protection Type: Backpressure and Backsiphonage 
  • Seat Material: Engineered Plastic 
  • Series: LF009 
  • Type: Kit 


  • Quarter turn full port resilient seated ball valve shutoffs 
  • Captured springs for safe maintenance 
  • Single access cover and modular check construction for the ease of maintenance 
  • NPT inlet and outlet connections 
  • Large body passages provide a low pressure drop 
  • Test cocks are screwdriver slotted 
  • Internal relief valve for reduced installation clearances 
  • Replaceable seats for an economical repair 
  • Lead-free bronze body construction for durability

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