Ahh, summer, a time of vacations at the beach or mountains—and sky-high electricity bills as your air conditioner labors ...

Much like turning off the lights when you leave the house, it might sound like a good idea to do the same with your AC.

To keep our guide to the best smart window air conditioners up to date, I've been testing window air conditioners for the ...

Summer is the worst. If you — like us — have ever walked into a grocery store just to "browse" during the month of July, you already understand why National Air Conditioning Appreciation Day (July 3) ...

My InsiderIn my tests, the Midea Duo Smart Inverter Portable Air Conditioner (model MAP14S1TBL) was among the best at cooling and operating quietly. Its unique hose-in-hose design replaces the hot ...

Summer is heating up, but is your AC blowing lukewarm air instead of cool? Here are some simple fixes that can restore that much-needed cold air.

We tested nine units in a humid Florida home to find the best portable air conditioners of 2025. Here are the models we recommend considering for any size space.

Dates tested: July 2024, April 2024, July 2023, March 2023, May 2022, September 2021, April 2021, June 2020. Page last checked: May 2025. We are not able to show every retailer, and cheaper prices may ...

We reviewed a range of portable air conditioner units in our homes – in living rooms, bedrooms and offices, and even inside a caravan – over especially hot days, to find the best. We took into ...

When temps rise above 80, Ted the Newfoundland is a major fan of the AC — and no, he's not sharing, so find your own. The ...

A new 3-ton Carrier air conditioning unit was installed in our newly constructed home in October 2008. The first summer and every summer since the exchange, the core freezes over ...

There are all types of simple changes that can affect your system's efficiency. According to energy company Constellation, ...