- Type: Dual, Atmospheric Vent, Compact, Inline
- Nominal Size: 1 Inch x 1 Inch
- End Connection: Swivel Joint x Female Threaded Union
- End to End Distance: 4-1/2 Inch
- Body Material: Brass
- Disc Material: Santoprene
- Spring Material: Stainless Steel
- Seat Material: EPDM
- Temperature Rating: 33 to 180 Deg F
- Pressure Rating: 150 PSI
- Exclusions: Strainer
- Application: Non-Health Hazard Residential Water System, Continuous Pressure
- Applicable Standard: ASSE/ANSI 1024, CSA (Canada and US) B64.6, NSF/ANSI/CAN 61-G, CUPC
- Additional Information: Lead-Free; Finish Bronze; Protection Type Backsiphonage
Series LF7R Dual Check Valves are designed for non-health hazard residential water system containment and continuous pressure applications, such as the drinking water supply service entrance or individual outlets.