If you have a window that supports it, we highly recommend window AC units over portable units, based on our lab testing and ...

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.

If you live in a space without central air conditioning, investing in an AC unit can be key to keeping you cool throughout the warmer months. Your choice will typically come down to two unit types: a ...

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

As is the case for many people, my home cannot be retrofitted with central air. My 100-plus-year-old Brooklyn apartment, which features prominently in my seven years of air quality reporting for WIRED ...

Whether you’re looking for a window unit or a portable AC, the requirements for a good large-room air conditioner are similar to those of a normal-size one. Having tested over a dozen units in the ...

Units with Wi-Fi support can be set to run on a schedule, or integrated with other smart home devices. This often requires installing an app, but some ACs offer Matter support, which allows you to ...