WAYNE, N.J. – Haier America is about to make a lot of noise about a very quiet appliance. Its forthcoming Serenity series of window air conditioners boasts the lowest sound levels of any leading brand ...

While looking at our choices below, it is necessary to keep in mind that most window AC's have multiple sizes and BTUs to fit your needs and square footage. Scroll to the bottom of this article for ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Window AC units might all look the same, but performance can vary widely from one model to the next, as ...

Looking for more ways to cool off? Check out CNN Underscored’s Guide to Beating the Heat for the products that help us cope with high summer temperatures. The best window air conditioners can turn a ...