support@yosemitebackflow.com
Bootjack, California
I need to work on a ¾” ARI RP-500. Can you guys give me an overview of this assembly and any tips that may help me if I need to make a repair? Doug: The ARI RP-500 is a reduced pressure principle assembly. This unit is relatively new to the US market. They are produced in…
The state water resources board required all backflow preventers to be tested at least once every year.