On average, window units last around 10 years. That means if your older window unit is acting up in any way or just not performing the way it used to, it's probably time to get a new one. If you're ...

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 ...

As summer heat cranks up, so will AC usage. If you don't have the luxury of central air conditioning that cools your whole home, a more affordable fallback is a window AC unit that can keep smaller ...