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 ...

Erin Gobler is a personal finance writer based in Madison, Wisconsin. She writes about topics including budgeting, student loans, credit, mortgages, investing and insurance. Her work has been ...

Expert DIYer April Wilkerson installs a window AC unit to effectively cool a working shop space during hot weather.

With the hotter months quickly approaching, the heat might be on to find the right air conditioner to keep your home feeling cool. But ACs can also be costly — many of the models we’ve previously ...