The best window AC units of 2026 are both powerful and energy-efficient. Our top five picks include quiet models from LG, ...

When it comes to small spaces, your options for cooling can be very limited. Two popular choices are window AC units and mini ...

If you want to stay comfortable all year round while cutting back on energy costs, then using one of the best window air conditioners with heat can help. These multifunctional AC units are efficient, ...

Choosing the right system depends on home size, layout, ownership, and how often you need cooling.

Laboratory Technical Project Manager Gianmarco Chumbe has been part of the CNET Home team since 2018. He is in charge of developing and carrying out testing procedures for a wide variety of home ...

Our tested picks include quiet, efficient U-shaped window ACs now on sale for the holiday weekend.

Dr. Elizabeth Yuko is a bioethicist and adjunct professor of ethics at Fordham University. She has written for The New York Times, The Washington Post, The Atlantic, Rolling Stone, CNN & Playboy. It's ...

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 ...

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 ...

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 ...