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 ...

Geraldine has over a decade of experience writing within the home improvement sector. Additionally, she has unique first-hand renovation experience as the previous owner of a house-flipping business.

Some plumbing problems definitely call for pro-grade expertise, but fixing a water shut-off valve leak isn’t one of them. Here, we aren’t talking about leaking from the connection between the valve ...