Installing a ball valve is easy. Just make certain you purchase the right valve for the size of inlet and outlet pipe. You'll need to shut off the water supply for the house, of course.

An example of the latter is offered by Crane, which suggests using the loss coefficient model: The conversion to flow coefficient C is given by the derived equation Where d = inside pipe diameter (or ...

If your home is plumbed with PEX or plastic pipe, these instructions don't apply. Once you identify the connection type, buy a quarter-turn shutoff ball valve to match the size of the incoming ...