Why do window ACs actually need a window? On the surface, it feels unnecessary — after all, the unit is clearly designed to blow cold air from the front. Why can't you just set it on the floor like a ...

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 ...

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

Summer arrived with a bang last week, with temperatures soaring all around the country, and if you’re anything like me, the first 90-degree day means pulling window air conditioners out of storage for ...