These ACs from Frigidaire, GE, Midea, and other brands can keep things cool and quiet while you sleep U-shaped air conditioners like this Midea can run quieter because they use your window to ...

Accordion style window air conditioner side panels offer easy installation to ensure the AC unit fits through standard double hung windows from 23" to 34" wide and as low as 14.5" H. Quiet ...

Quietest While our guide features several ... The least energy-efficient window air conditioner I tested still uses less power than the most efficient portable unit. Air quality: Before and ...

If you've ever had a cheap window-mounted air conditioner, you've always been ... having to be aware of it all the time, enjoying the quiet, pleasantly chilly breeze after a hot day in the sun.