We may receive a commission on purchases made from links. A questionable smell, an odd noise, or just the feeling that your window AC unit isn't keeping the space as cool as it used to can set off the ...

On average, window units last around 10 years. That means if your older window unit is acting up in any way or just not performing the way it used to, it's probably time to get a new one. If you're ...

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

Window air conditioners cool faster and run quieter, but portable ACs can be a lifesaver in apartments and tricky spaces.

Daniel is Lifehacker's Shopping Editor covering tech deals and reviewing TVs, headphones, speakers, and projectors. He earned his master’s in journalism from Columbia University and has reported for ...

Tom spent 20 years running his own contracting company, working as a building mechanic and operating as a carpenter. Now he creates solar, home security, moving and home warranty content content for ...

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 ...

Due to warming and longer summers, having the best air conditioner to suit your home needs is critical. Many people today use either portable air conditioners or window air conditioners. These two ...

Split AC vs Window AC: Compare price, cooling, power use and more to find which AC suits your room size, budget and long-term savings needs.