Watts F065375 LF919-QT Reduced Pressure Zone Assembly with 1/4-Turn Ball Valve 1-1/2 in

Product Description

The WATTS F065375 LF919-QT reduced pressure zone assembly is a 1-1/2 inch lead-free device designed to prevent polluted water from entering the potable water supply due to backsiphonage or backpressure. It features a compact, modular design for easy maintenance and in-line repairs. Ideal for continuous pressure piping applications and cross-connections identified as health hazards.

• Lead-free bronze body with NPT end connections.
• Separate access covers for check valves and relief valve for easy maintenance.
• Top entry all check internals easily accessible.

Product Highlights

This assembly features quarter turn ball valve shut-offs, two poppet style check valves, replaceable check seats, and top-mounted test cocks. It requires no special tools for servicing.

Product Information

Standard Information

• Brand: WATTS
• Manufacturer Part Number: F065375

Technical Specifications

• Connection Size: 1-1/2 in
• Connection Type: FNPT
• Disc Material: Silicone
• Item Name: Reduced Pressure Zone Assembly with 1/4-Turn Ball Valve
• Material: Bronze
• Model: LF919-QT
• Pressure Rating: 175 psi
• Seat Material: Engineered Plastic
• Series: LF919
• Temperature Rating: 33 - 180 deg F
• Product Type: Backflow Preventer
• Lead Free: Yes
• Body Finish: Cast Bronze
• Body Material: Lead Free Copper Silicon Alloy
• Body Pattern: Inline
• Buy American Act Compliant: YES
• Bypass: No
• Cap And Tether: No
• 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 Size-Metric: 40 MM
• Inlet Connection Type: Female Threaded
• Inlet Shutoff Valve Type: Quarter Turn Ball Valve
• Inlet Thread Type: NPT
• Maximum Temperature-Fahrenheit: 180
• Maximum Working Pressure-BAR: 12.10
• Minimum Temperature - Celsius: 0.50
• Minimum Temperature-Fahrenheit: 33
• 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: F065375
• Polymer Coating: No
• Pressure Operation: Continuous
• Protection Type: Backpressure and Backsiphonage
• Tradename: None
• Max working pressure: 175 psi
• Temperature range: 33 to 180°F