Window-mounted AC units come in various sizes and cooling capacities, ranging from about 5,000 to 25,000 BTU (British thermal units). As a general rule, you need about 20 BTU of cooling for every ...

Improved technology and higher standards make portable units more worthy than ever. Still, there are plenty of scenarios where a window unit is the way to go.

E very spring for five years, it was my job to test and review window air conditioners. The gig never changed: Haul a handful ...

With Cincinnati-area temperatures in the 90s for a full week, many people are in need of extra cooling for a hot bedroom or ...

Don't let the first summer heatwave catch you off guard; be prepared with a powerful window-mounted air conditioning unit at a great price. Right now, Walmart is selling a $629 Ktaxon Window Air ...

Don't let the first summer heatwave catch you off guard; be prepared with a powerful window-mounted air conditioning unit at a great price. Right now, Walmart is selling a $629 Ktaxon Window Air ...

The process of testing window air conditioners is identical to how we tested portable AC units. First, we heated a climate-controlled room to 92 degrees Fahrenheit.

I tested seven highly rated portable air conditioners on the market, and only one kept me from melting into a puddle.

I loved my top-rated Midea U-Shaped Window AC, until I learned it was recalled for mold risk. Here's how I'm dealing with it.

Ktaxon 5,000 BTU Window Air Conditioner, $150 (was $314) at Walmart Courtesy of Walmart This model is a fast, results-producing, window-mounted unit that can easily cool rooms up to 150 square feet.

When it comes to home cooling, two common choices often come up: the mini split AC and the small window AC. While mini splits ...

Tens of thousands of window-mounted air conditioner units are being recalled in Canada, with the federal government warning ...