We may receive a commission on purchases made from links. A window air conditioner can be a lifesaver in a heatwave, but how do you install one in a horizontal sliding window? Most window air ...

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 ...

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 ...

Summer is officially here, and the hot weather isn’t going anywhere anytime soon. If you use window AC units, it’s time to drag them out of storage, clean the filters and wrestle them back into your ...

If you live in a house without central air conditioning, summers can be absolutely brutal. Chances are, you’ve considered getting a window AC unit. But diving into the world of window units can be ...

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 ...

If you've ever installed a window air conditioner, you know it's a hassle. These beasts can weigh over 100 pounds, and there's always the fear it could fall out and squash someone below. You may be ...

The best way to cool a room fast is with a window-mounted or portable air conditioner, but smart air conditioners make it even easier to enjoy comfy temps anytime you need it. “The most useful thing ...

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 ...

Last year, when I bought two Midea U window air conditioners, I didn’t know that I had just made the biggest quality-of-life improvement purchase ever. I was replacing dinky, underpowered window units ...

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 ...