Watts 88009308 LF909-FS Large Series Lead Free 2-1/2 in. Cast Iron Reduced Pressure Zone Backflow Preventer Assembly, Osy Shutoff, ArmorTek Coating, Backflow Flood Sensor
Watts f391009 LF909 Small Series Lead Free 1 in. Copper Silicon Alloy Reduced Pressure Zone Backflow Preventer Assembly with Quarter Turn Shutoff Valves and Backflow Flood Sensor
Watts f391008 LF909 Small Series Lead Free 3/4 in. Reduced Pressure Zone Backflow Preventer Assembly with Quarter Turn Shutoff Valves and Backflow Flood Sensor