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

The best window air conditioners we tested can reduce the room’s temperature by 10° F in less than 15 minutes. If your window air conditioner is on the fritz—for example, it’s struggling to produce ...

You probably don’t spend much time thinking about the compressor in your air conditioner, at least as long as it’s pumping out cool air. But if you’re in the market for a new window AC this season, ...

Q: I have a 5-ton, 6-year-old air conditioner compressor located right outside my master bedroom window. When it runs, it’s really loud. Can I move it about 10 to 15 feet away from the window? Right ...