Cooling

Window fans work well for ventilation and air circulation in mild, dry summer weather.

Here are all our product recommendations for keeping cool—and our advice on how to make everything work better.

A good fan can help keep you cool when it’s sweltering outside, but they’re often an eyesore. This handsome fan works great—and it’s nice to look at, too.

Efficiently circulate air and rely less on your HVAC system with a powerful, compact room fan.

An air conditioner is the obvious best fix for a hot bedroom. But if you don’t have one, there are some relatively simple and affordable steps you can take to keep your bedroom cool.

A good portable AC is hard to find, but our picks provide year-round climate control that’s quiet and efficient.

Our firsthand tests have found air conditioners that will keep you cool, quietly and efficiently.

We’ve found dehumidifiers that are easy to live with and effectively reduce ambient moisture in your home.

Smart thermostats like our pick, the Ecobee Premium, can make your home’s HVAC more energy efficient without sacrificing your comfort.

We were skeptical—but then we stopped sweating.

We help you pick the right filter for your HVAC system and tell you what those MERV numbers mean. Our pick is Nordic Pure's MERV 12.

A fan or AC caked in dust is less efficient and can pose health risks. Here’s how to keep yours clean.

There’s a better way to rig an AC in a window.

A secondhand air conditioner is often a better value than a new budget unit, as long as it’s less than a decade old.

Everything we know about ductless mini-split heating and cooling systems after interviewing installers, manufacturers, and homeowners with systems of their own.

There are lots of great fans to look up to. One particular Westinghouse stands out.

You should usually get a window AC unit, but portables are improving; sometimes they’re better in spite of higher cost and weaker performance.