Portable air conditioners, window air conditioners, and more cooling models are marked down at Amazon’s Fourth of July sale.

It's hot. Like, really hot. Learn how to clean a window AC unit, and you can stay cool all summer long. Millions of Americans are under heat warnings this summer, and window air conditioners are ...

Giving your AC unit a once over a few times during the season improves efficiency—and can prolong its lifespan. Your Window AC is Filthy—and May Be a Mold Magnet. Here's The Best Way to Clean It.

Ktaxon 12000BTU Window Air Conditioner, $329 (was $629) at Walmart Courtesy of Walmart Of course, you'll want to be certain it's made to fit your window before you buy, so there are a few key ...

Ktaxon 12000BTU Window Air Conditioner, $329 (was $629) at Walmart. Get it. Of course, you'll want to be certain it's made to fit your window before you buy, so there are a few key points to note.

Right now, Walmart is offering a great Flash deal on the $460 PhiloDeco 8,000 BTU Window Air Conditioner — currently just $250 for a limited time. That's a savings of $210.

Ktaxon 12,000 BTU Window Air Conditioner, $292 (was $629) at Walmart. Courtesy of Walmart. Ktaxon’s 12,000 BTU air conditioner is meant for rooms up to 550 feet.

Clean your window AC unit about every 60 days if it's in continuous use. If the unit doesn't serve as your heater, store it in the off season so dirt doesn't accumulate.

Air conditioner cleanliness is a buzzy topic right now. Midea recently recalled its entire line of U-shaped ACs due to mold growth, and many are wondering what's lurking inside their units. If you ...