If your window AC unit isn't working as well as you'd like, some simple tips from Consumer Reports may help boost its ...

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

"Hearst Magazines and AOL may earn commission or revenue on some items through these links." Living in a historic Pittsburgh home without central air, window units are not optional for my family.

No central AC? As the National Weather Service warns of dangerous heat across much of the US next week, we tested dozens of air conditioner units to see which delivers the best cooling performance.