Here are the most common problems that crop up with window and central air conditioners—many you can fix yourself—plus CR's top-rated window ACs.

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 ...

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 ...

A good window AC unit is the difference between a fun summer and a miserable one. Just like a refrigerator or dishwasher, the appliance needs to be properly maintained in order to keep you cool and ...

We may receive a commission on purchases made from links. A window air conditioner can be a lifesaver in a heatwave, but how do you install one in a horizontal sliding window? Most window air ...

It's hot. Like, really hot. Learn how to clean a window AC unit, and you can stay cool all summer long. Millions of Americans are under heat warnings this summer, and window air conditioners are ...

Although air conditioning units are generally subdivided into a number of categories, including window, split and whole house/building units, they still work the same, with the compressor, condenser ...

David lives in Brooklyn where he's spent more than a decade covering all things edible, including meal kit services, food subscriptions, kitchen tools and cooking tips. David earned his BA from ...

Air conditioners are essential equipment in summer heat waves. However, a hidden downside of air conditioning is the allergens (pet dander and dust) and mold (and related microbes) that may be ...