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 ...

For apartments and high-rise condominiums, installation of these through-the-wall, 10-SEER condensing units and heat pumps is simple and economical, says the company. The units are engineered to be ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Doug Mahoney and Harry Sawyers After a new round of testing, we’re adding four ...