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 ...

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.

The best window AC units of 2026 from brands like LG and Windmill can help you ride out even the most brutal heat waves.

We got our hands on multiple units and looked for models that are quiet, energy-efficient, and easy to install.

These compact air conditioners provide quick relief from the heat without making you break a sweat to get them installed.

Jeff Somers is a freelancer who has been writing about writing, books, personal finance, and home maintenance since 2012. When not writing, Jeff spends his free time fixing up his old house. He has ...

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 ...