Posted on Wednesday, January 16, 2019 by
Dave Nelson
What is a check valve? Do I need a check valve? A check valve is a valve that is used to prevent backflow in a piping system. The pressure of the liquid passing through the pipe will open the valve, while any reversal of flow will close the valve. The check valve will help your water system maintain pressure when the pump shuts off and also prevent backspin, upthrust, and water hammer. It is recommended that at least one check be installed in all submersible well pump installations. Many well...