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 ...

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 ...

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 ...

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The first time I installed an air conditioning unit—heaving and wedging it with no small effort onto the sill of a fourth-floor bedroom window—I was shocked that more units don’t fall out and plummet ...

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 ...