The rule will take effect in 30 days. Air conditioners: The Department of Energy is extending the public comment period for its proposal to set energy conservation standards for room air conditioners.

If refrigerant leaks, the air conditioner won’t spit out much cold air, if any. Leaks can be located by adding an ultraviolet dye to the refrigerant.

While air conditioning can certainly mitigate the dangers of extreme heat, experts say the threat of heat-related illnesses and death is present if you're unable, even with AC, to maintain a cool ...

You don’t have to run your air conditioner 24 hours a day. Here’s what to do. Air conditioning ranks as one of the biggest energy users in many U.S. homes June 26, 2023 More than 2 years ago 6 min ...