Photo 1 of 3/4 in. Brass FIP x FIP Pressure Vacuum Breaker Backflow Preventer Check Valve

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Photo 1 of 3/4 in. Brass FIP x FIP Pressure Vacuum Breaker Backflow Preventer Check Valve Photo 2 of 3/4 in. Brass FIP x FIP Pressure Vacuum Breaker Backflow Preventer Check Valve