A focused look at an air conditioning system on a 421 unit that stopped working, covering inspection steps and common causes ...

Part 1 in this series covered defrost cycle problems in heat pumps. Now, let's discuss the second major winter issue: heat pumps stuck in one mode. The customer calls and says the system won't switch ...

There are many multifamily buildings, apartments, and older homes that were not designed with central air conditioning in mind. As a result, many residents turn to portable AC units that are often ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling. He once ...

Air conditioning in cars isn’t just a luxury anymore. For many drivers, especially those living in hotter climates, it’s an absolute necessity. When summer temperatures start to climb and the asphalt ...

Given the language we use to describe a heat wave, there's no wonder we'll go to great lengths to escape it. When the sun beats us down, we often describe the experience in terms of cooking ... we're ...

I've tested dozens of the best portable air conditioners, but "portable" can be a bit of a misnomer for most of these machines. You can move them around your house, but you still need a window and an ...

Amazon is offering early Prime Day deals on portable air conditioners. Prime Day 2025 will run for four days, from July 8th to July 11th. USA TODAY Shopping will provide coverage of Prime Day deals ...