The Friedrich is a dual-hose portable air conditioner ... In my tests, the most efficient portable AC still used 60% more ...

The best window AC unit should use 20 BTUs for each square foot of space you want it to cool. So, without you having to do any math, here's what that equates to: Friedrich Air Conditioning ...

So our first and best advice is to buy a window unit, which can be both cheaper ... such as Emerson, Friedrich, Frigidaire, Honeywell, LG, Midea, Whirlpool, and Whynter. If you’re looking ...

The Friedrich is a dual-hose portable air conditioner ... AC still used 60% more power than my top window pick. The window unit also cost less and did much better cooling. I strongly recommend ...