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WATTS LF909 QT HW 1 - 1" - Reduced Pressure Zone Assembly RP - (0792032) - 

LF909-QT-HW 1


Shipping Size: 16x10x6in


Lead Free: YES

1 In Lead Free Reduced Pressure Zone Assembly, Quarter Turn Shutoff Valves, Stainless Steel Check Module


This 1 inch lead free reduced pressure zone assembly with its exclusive design incorporating the patented air-in and water-out principle for protection during an emergency condition prevents 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 for in-line repairs. It can be installed horizontal or vertical without the need of any special tools. It is ideal for protection in continuous pressure piping applications and at cross-connections identified as health hazards and from other contaminants found at the service line entrance.


This assembly consists of a lead free bronze body, quarter turn ball valve shutoffs with tee handles, stainless steel check modules for hot and harsh water conditions, replaceable seats, top mounted test cocks, and a pressure differential relief valve.



  • Replaceable seats
  • No special tools are required for servicing
  • Top mounted test cocks
  • Unique patented air-in and water-out design provides high capacity relief valve discharge performance during emergency conditions
  • Lead free bronze body
  • Horizontal or vertical (up or down) installation
  • Quarter turn ball valves with tee handles
  • Compact for easy installation
  • Single access cover


Backflow Preventer Type Reduced Pressure Zone Assembly
Body Finish Cast Bronze
Body Material Lead Free Bronze
Body Pattern Inline
Brand Name Watts
Buy American Act Compliant YES
Bypass No
Cap And Tether No
Disc Material Silicone
EAN 098268434156
Elbow Fitting No
Hazard Protection Level Health Hazard
Hot And Harsh Water Yes
Hydrant Connection No
Inlet Connection Size 1 IN
Inlet Connection Size-Metric 25 MM
Inlet Connection Type Female Threaded
Inlet Shutoff Valve Type Quarter Turn Ball Valve
Inlet Thread Type NPT
Lead Free YES
Maximum Temperature-Fahrenheit 210
Maximum Working Pressure-BAR 12.10
Maximum Working Pressure-PSI 175
Meter Type No Meter
Minimum Temperature - Celsius 0.50
Minimum Temperature-Fahrenheit 33
Outlet Connection Size 1 IN
Outlet Connection Type Female Threaded
Outlet Shutoff Valve Type Quarter Turn Ball Valve
Outlet Thread Type NPT
Part Number 0792032
Polymer Coating No
Pressure Operation Continuous
Protection Type Backpressure and Backsiphonage
Seat Material Stainless Steel
Series LF909 Small
Strainer No
Tradename None
Type Kit





WATTS LF909 QTHW 1 - 1" - Reduced Pressure Zone Assembly RP - (0792032)

SKU: 0792032