NEW, Watts 9D-M3 Backflow Preventer Valve 1/2" Max 175 Psi 0036E

For sale is a NEW, Watts Backflow Preventer Valve 1/2" Max 175 Psi 0036E
9D-M3.
Intermediate atmosphere vent
ASSE 1012
B64.3
Max Backflow Temp. 250