Valves in Irrigation System used for controlling the flow of liquid. Various valves allow for on-off control, modulation of the flow rate through the system, and prevention of back flow. They can also be used for pressure relief or as a safety...
The ARV released any entrapped air caught at the high point of the system. This air can come from pressure changes, the pumps, through any openings, andor through fittings. There is air trapped at high point elevations because air is lighter than...
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