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 ...

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

Q: I am renting a small, old home without central air conditioning. I have a window air conditioner, and the past few years I’ve awkwardly filled in the space around it with a large piece of plywood.

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, ...

Until recently, those of us without central air had to choose between sweltering humidity and loud, cold-inducing frigidity every summer. But the latest window air conditioners are capable of cooling ...

Compare plans tailored to your home & budget. Broken or malfunctioning air conditioners can cause severe discomfort, especially in the heat of the summer. And some repairs may not be feasible or even ...

NBC Select independently determines what we cover and recommend. When you click on or buy through our links, we earn a commission. Learn more. If you want fresh, cool air without the stress of a ...

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 ...

DIYer and woodworker April Wilkerson installs a window AC unit in her workshop for improved cooling.