An air conditioner unit leaking water in the house can damage the walls and flooring. Often, the cause is as simple as a clogged drain line or a dirty air filter—repairs you can do yourself. Learn why ...

It's hard to resist the urge to crank up the AC during a heatwave. But if you rely on a window unit to stay cool, you may notice that when temperatures soar, your AC isn't as effective as usual, and ...

Lee Wallender is a home improvement writer of nearly 20 years and specializes in home remodeling, repair and maintenance. Cassidy was an updates editor whose main responsibility is to write and edit ...