But the best option ... new split system central air conditioner in the U.S. today is 14, which is at least 20 percent more efficient than minimum-efficiency models made even 10 years ago.

That takes an average of 20 minutes. By comparison, the best window air conditioners can cool the room by 10° F in about 15 minutes or less. For brownout tests, we set the AC to its lowest ...

Learn more Summer is long gone, but severe wildfires are still sending temperatures soaring and air quality crashing across ...

A portable air conditioner is the ideal choice for spaces that don't have access to a central air conditioner ... top options to help you choose the best one for your needs.

He is in charge of developing and carrying out testing procedures for a wide variety of home appliances and smart devices including robot vacuums, smoke/CO detectors and air conditioning units.