Whether your home has a room that's a notorious hotspot or you simply don't have the luxury of central HVAC, there's a good chance you've considered installing a window air conditioning unit. These ...

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 ...

When it’s hot enough to need an air conditioner, installing one can be a chore, tempting you to cut corners. Please don’t. A poorly installed AC is at best noisy ...

Compact heat pumps that slot into windows could be a planet-friendly way to efficiently heat and cool apartment buildings without breaking the bank, experts say.

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 ...

As is the case for many people, my home cannot be retrofitted with central air. My 100-plus-year-old Brooklyn apartment, which features prominently in my seven years of air quality reporting for WIRED ...

Looking for more ways to cool off? Check out CNN Underscored’s Guide to Beating the Heat for the products that help us cope with high summer temperatures. The best window air conditioners can turn a ...

Editor’s Note July 28, 2025: Our best overall selection, the Frigidaire Gallery U-Shape Air Conditioner, is currently out of stock across several retailers. Availability is subject to change, but we ...

Installing a window air conditioner is typically a straightforward DIY process that can quickly transform a muggy room into a much more comfortable space. If you have any questions about your specific ...