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Water well check valve.
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On a submersible well pump installation if your well water pump does not have a built in check valve many submersible pumps do have a check valve a line check valve should be installed in the discharge pipe within 25 feet of the pump and below the drawdown level of the water inside the well.
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This is called intermittent pump cycling.
This enables water from your pressure tank to flow back down into the well which then reduces pressure and signals to the pressure switch to turn the pump on again and pressurize the pressure tank.
Are you looking for a well pressure switch a pitless adapter foot valves or other well parts.
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A different common cause of a higher energy cost happens when the check valve from the well goes bad.
The sharkbite check valve can be installed horizontally or vertically and prevents the reverse flow of water through the water supply line.
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