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 ...

If you don't have central air, window air conditioners are your best bet, as they cool your room efficiently and fit in most single- and double-hung windows. The best portable air conditioners ...

The aim is to jointly develop a prototype of an air conditioning unit for residential ... but rather each individual room in a decentralized and individual way,” said Motzki.

like a single room or an apartment? A portable air conditioner is the ideal choice for spaces that don't have access to a central air conditioner. These units are easy to move around, won't cost ...