Watts 0391006 1-1/2in Female LF009M2-QT Reduced Pressure Zone Assembly - Lead Free

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This 1 1/2 inch lead free reduced pressure zone assembly is designed to prevent the flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. Its compact modular design facilitates easy maintenance with a single access cover for in-line repairs. It is ideal for protection in continuous pressure piping applications and at cross-connections identified as health hazards and for contaminants at the service line entrance. This assembly consists of a lead free bronze body, NPT end connections, quarter turn ball valve shutoffs with tee handles, top mounted test cocks, two in-line independent check valves, captured springs, and replaceable check seats with an internal relief valve for reduced space requirements.

Product Features:

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


  • Backflow Preventer Type: Reduced Pressure Zone Assembly
  • Body Finish: Cast Bronze
  • Body Material: Lead Free Bronze
  • Body Pattern: Inline
  • BrandName: Watts
  • Bypass: No
  • Cap And Tether: No
  • Disc Material: Silicone
  • Elbow Fitting: No
  • Hazard Protection Level: Health Hazard
  • Hot And Harsh Water: No
  • Hydrant Connection: No
  • Inlet Connection Size: 1 1/2 IN
  • Inlet Connection Type: Female Threaded
  • Inlet Shutoff Valve Type: Quarter Turn Ball Valve
  • Inlet Thread Type: NPT
  • LeadFree: YES
  • Maximum Temperature-Fahrenheit: 180
  • Maximum Working Pressure-BAR: 12.00
  • Maximum Working Pressure-PSI: 175
  • Meter Type: No Meter
  • Minimum Temperature-Fahrenheit: 33
  • ModelNumber: LF009M2-QT 1 1/2
  • Outlet Connection Size: 1 1/2 IN
  • Outlet Connection Type: Female Threaded
  • Outlet Shutoff Valve Type: Quarter Turn Ball Valve
  • Outlet Thread Type: NPT
  • Part Number: 0391006
  • Polymer Coating: No
  • Pressure Operation: Continuous
  • Protection Type: Backpressure and Backsiphonage
  • Seat Material: Engineered Plastic
  • Series: LF009
  • Strainer: No