Low-air-resistance MERV 13 filters provide great air quality without straining HVAC equipment.

If a window AC unit isn't a good option for you, a portable air conditioner is the answer to cooling you down during these hot summer months. We lab-tested these units to find you the best for ...

Here's how to tell whether to go with a window a/c, portable unit, a ductless mini-spit, an evaporative cooler—or a combo of several.

Save $270 on this best-selling 3-in-1 powerhouse cools, dehumidifies and circulates air for a limited time at Walmart.