A window air conditioning unit, designed for easy installation in a window opening, does a fine job of cooling a room. However, the unit in effect closes the window, preventing you from using the ...

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 ...

I need to buy a new air conditioner, but my unit sits in a sleeve in the wall. Can I buy a regular window unit or does it need to be a special through-the-wall air conditioner? Unfortunately, it's not ...