As Americans gear up for another week of potentially hazardous heat, ABC News spoke with experts about how to buy the right AC unit. Michael Brandemuehl, emeritus professor of civil, environmental, ...

From eco mode to auto vs. on for a fan, there are many settings for an AC. Here’s which setting is most expensive, according to HVAC pros.

Record-breaking heat is sweeping across the United States scorching 118 million Americans from coast to coast this week, ...

The Department of Energy and major energy companies recommend this setting for your air conditioner this summer.

With summer temperatures upon us, you might be enjoying sunshine and warmer weather — but dreading the jump in your energy ...

Q: We are empty-nesters now. Is it wise to move a portable air conditioner among rooms instead of running our central air as ...

Spent 2 weeks testing Garvee 14,000 BTU portable air conditioner to find it's reliable for mid-sized rooms; doubles as ...

What do they both mean, and why do they matter? Here's everything to know before you purchase a portable air conditioner for ...

While this guideline is seldom mentioned, be sure to follow it so you don't inadvertently fry the internal components of your ...

No air conditioning? Cool your home with these helpful tips. If your home is without air conditioning, keeping your space at ...

"They've been told to replace it twice it should probably be replaced." ...

Considering a central air conditioner purchase? Here are five brands that are known for excellence. The post 5 Best Central ...