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 ...

Window AC units are generally more affordable and can be installed by two people in two hours. DIY-ing the job saves you an installation bill of $140 to $500, depending on the type of unit. You can ...

Most in-window air conditioners are meant to fit inside vertically-sliding windows only, meaning those with larger, horizontally-sliding windows in their house are left out. DIY web site Instructables ...

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 ...

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 ...

We may earn a commission from links on this page. Summer is here, and once more, higher-than-average temperatures are expected pretty much everywhere, which is fun. That means a lot of people are ...

Summer is just around the corner, which means longer days, more outdoor activities, and much hotter temperatures. When it comes to keeping your home cool, those of us without the glories of a central ...

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 ...

Installing a window air conditioner is a sweaty job, so you might be tempted to simply open the window, boost the air conditioner into place, close the window, and hope for the best. Not a good idea, ...