3/4" Bronze Backflow Preventer - No Strainer

The Watts 3/4 LF909-QT-FS is a backpressure and backsiphonage preventer for applications where polluted water needs to be prevented from entering a potable water supply or where chemicals should not flow back into a pump. Equipped with an inlet and outlet with 3/4-inch NPT connections. Body is constructed with lead-free bronze to comply with national plumbing codes and water authority requirements when needed. Features quarter turn ball valve shutoffs with tee handles. 

Specifications:

• 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
• 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: 3/4 IN
• Inlet Connection Size-Metric: 19 MM
• Inlet Connection Type: Female Threaded
• Inlet Shutoff Valve Type: Quarter Turn Ball Valve
• Inlet Thread Type: NPT
• Lead Free: YES
• Maximum Temperature-Fahrenheit: 140
• 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: 3/4 IN
• Outlet Connection Type: Female Threaded
• Outlet Shutoff Valve Type: Quarter Turn Ball Valve
• Outlet Thread Type: NPT
• Polymer Coating: No
• Pressure Operation: Continuous
• Protection Type: Backpressure and Backsiphonage
• Seat Material: Engineered Plastic
• Series: LF909 Small
• Strainer not included

Features:

• 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