6" SS Double Check Detector Backflow Preventer Assembly, Maxim, UL/FM Butterfly Valves, Cubic Feet Meter, N Pattern

2 1/2 M400-Osy

3 M400-Osy

4 M400-Osy

6 M400-Osy

8 M400-Osy

10 M400-Osy

2 1/2 M400N-Osy

3 M400N-Osy

4 M400N-Osy