8" SS Double Check Detector Backflow Preventer Assembly, Colt, Grooved Gear Butterfly Valves, Tri-Link Checks, Less Meter, N Pattern

2 1/2" SS Double Check Detector Backflow Preventer Assembly, Maxim, OSY Shutoffs, Tri-Link Checks, Less Meter

3" SS Double Check Detector Backflow Preventer Assembly, Maxim, OSY Shutoffs, Tri-Link Checks, Less Meter

4" SS Double Check Detector Backflow Preventer Assembly, Maxim, OSY Shutoffs, Tri-Link Checks, Less Meter

6" SS Double Check Detector Backflow Preventer Assembly, Maxim, OSY Shutoffs, Tri-Link Checks, Less Meter

8" SS Double Check Detector Backflow Preventer Assembly, Maxim, OSY Shutoffs, Tri-Link Checks, Less Meter

10" SS Double Check Detector Backflow Preventer Assembly, Maxim, OSY Shutoffs, Tri-Link Checks, Less Meter

2 1/2" SS Double Check Detector Backflow Preventer Assembly, Maxim, OSY Shutoffs, Tri-Link Checks, Less Meter, N Pattern

3" SS Double Check Detector Backflow Preventer Assembly, Maxim, OSY Shutoffs, Tri-Link Checks, Less Meter, N Pattern

4" SS Double Check Detector Backflow Preventer Assembly, Maxim, OSY Shutoffs, Tri-Link Checks, Less Meter, N Pattern