To see the full results, read “The Most and Least Reliable Room Air Conditioners.” And to see the Overall Score for all the models we test, go to our air conditioner ratings. Part of finding ...

Portable air conditioners account for almost 20 percent ... wasn’t quite as high, with most brands earning a midlevel rating. We test portable ACs from over a dozen brands, such as Emerson ...

Our experts say these portable AC units from brands like DeLonghi and Honeywell are worth buying. They're movable and keep your home cool and humidity-free.

Choosing an air conditioner can be tricky; fortunately, consumer reviews exist. Based on feedback from customers, one can see which AC brands they should avoid.

When homeowners want a reliable heating or air conditioning system that they don’t have to think about, they call One Hour ...

This Mark 3 is a cumulation of the latest advancements in portable air conditioning technology, offering powerful cooling ...