1" Backflow Prevention Valve

Inlet and outlet both measure 1 inch in diameter. Constructed with silicon bronze and lead free materials. Features an exclusive design integrating a patented air-in and water-out principle. Prevents polluted water from entering a potable water supply due to back siphonage. Ideal for use in continuous pressure piping applications, cross-connections identified as health hazards, and service line entrances. Manufactured to comply with national plumbing codes and water authority requirements.

Specifications: 

• 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: 098268051186 
• Elbow Fitting: No 
• Hazard Protection Level: Health Hazard 
• Hot And Harsh Water: No 
• 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: 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: 1 IN 
• Outlet Connection Type: Female Threaded 
• Outlet Shutoff Valve Type: Quarter Turn Ball Valve 
• Outlet Thread Type: NPT 
• Part Number: 0391009 
• Polymer Coating: No 
• Pressure Operation: Continuous 
• Protection Type: Backpressure and Backsiphonage 
• Seat Material: Engineered Plastic 
• Series: LF909 Small 
• Strainer: No 
• Tradename: None 
• Type: Kit 

Features: 

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