Some plumbing problems definitely call for pro-grade expertise, but fixing a water shut-off valve leak isn’t one of them.

Tighten the packing nut on the toilet shutoff valve one-eighth turn clockwise to try to seal a leak around the nut. Pro tip: Wrap cloth or masking tape on the plier’s jaws to protect the nut’s finish.

A running toilet isn’t just a nuisance; it’s a major waste of water. That constant hissing noise you're hearing means that excess water is leaking from the toilet tank into the bowl, and your utility ...