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 ...

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 ...

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 ...

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 ...

Compact heat pumps that slot into windows could be a planet-friendly way to efficiently heat and cool apartment buildings without breaking the bank, experts say.

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 ...