These compact air conditioners provide quick relief from the heat without making you break a sweat to get them installed.

We got our hands on multiple units and looked for models that are quiet, energy-efficient, and easy to install.

Q: I am renting a small, old home without central air conditioning. I have a window air conditioner, and the past few years I’ve awkwardly filled in the space around it with a large piece of plywood.

We may receive a commission on purchases made from links. The Dreo Smart Air Conditioner AC516S is a mobile (on wheels) simple-to-install air conditioner that's smart. This is an air conditioner that ...

Lee Wallender is a home improvement writer of nearly 20 years and specializes in home remodeling, repair and maintenance. Cassidy was an updates editor whose main responsibility is to write and edit ...

Find out how to keep a home with casement windows cool this summer—even with portable ACs that require a little extra rigging ...

The GE 5,000 BTU Window Air Conditioner Unit is on sale for $151 at Amazon. It "works like a dream" to keep small spaces "icy ...

The Windmill was the top-performing AC unit in our tests, outperforming all other window and portable units. It dropped from ...

The 9,000-BTU system can be used for heating and cooling in spaces up to 350 square feet, and it comes with a 16-foot line ...