Experts tell us the top reasons your unit isn't keeping you cool Experts offer eight simple problems to troubleshoot when your AC isn’t cooling properly. By Mary H.J. Farrell Like any appliance, air ...

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 ...

This summer has been an absolute scorcher, with temperatures soaring into triple digits during heat waves and heat domes. This has made running the AC absolutely crucial for many families, especially ...

Consumer Reports has no financial relationship with advertisers on this site. Like any appliance, air conditioners need a little TLC to deliver optimal performance. And it’s the ACs that haven’t been ...