Portable air conditioners account for almost 20 percent of the room air conditioner market, but our lab tests reveal that they deliver only mediocre performance. In fact, not a single model earns ...

1 problem affects both window units and central ... If you haven’t cleaned the filter in your window or portable air ...

To help you avoid these problems, we’ve found the best places to position your portable air conditioner so it continues to pump out refreshing cool air while helping you save money on your ...

My fans are in full flow around the house but it's not quite enough, with the heat waking me up at night, so I'm comparing ...