A shutoff valve connects to copper plumbing pipes in one of two ways: Compression fitting; Sweat fitting. Identify the connection type used in your home by referring to the photos below. If you have ...

Here's how to install a hot or cold water shut-off valve under your sink. Apply plumbing sealant to the shut-off threads and attach it with a nut from the faucet tube. Measure the length of the copper ...

Some things in life are worth learning before it’s too late—like the locations of your water shutoff valve and your gas shutoff valve. “One of the first things I show homeowners during a plumbing ...