We're going to buy some new room air conditioners and are choosing between through-the-wall units that require a sleeve and window-mounted units. Which do you ...

The air conditioner's energy efficiency rating indicates how much electricity it uses and, in turn, the environmental harm. If you want to spend less and still enjoy great features, buy an AC with the ...

A conventional air conditioner is, by definition, a trade-off. Yes, you get a cooler room, but in exchange you effectively lose one of your windows. The sash remains closed all summer long and that ...