Consumer Reports has no financial relationship with advertisers on this site. Size matters when you’re buying a window AC. An air conditioner that’s too small will struggle to keep a room at a ...

When the mercury rises and the air stays hot and humid even after the sun goes down, you’ll need to find a way to stay cool. Many older homes don’t have whole-house air conditioning systems, which ...

The best window air conditioners we tested can reduce the room’s temperature by 10° F in less than 15 minutes. If your window air conditioner is on the fritz—for example, it’s struggling to produce ...

Choosing an air conditioner sounds like it should be easy, but when you start researching different types of units, along with their various specs and installation methods, it can spiral into an ...

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 ...

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 ...

Size matters when you’re buying a window air conditioner. An air conditioner that’s too small will struggle to keep a room at a comfortable temperature. A model that’s too big will cool a room too ...