A puddle of water around your furnace can be an alarming discovery. Alexander Siv of Amherst Plumbing and Heating deals with this issue often in his line of work. “If your furnace is leaking water, ...

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 ...

Q: My mini-split air conditioning unit usually works great, but the other day I noticed water dripping down the wall underneath it. Why is my mini-split leaking water? Is this something that I can fix ...

Lee Wallender is a home improvement writer of nearly 20 years and specializes in home remodeling, repair and maintenance. Sami Allen is the managing editor at Forbes Home, with over seven years of ...