Old air conditioners that leak refrigerant will become more costly to fix starting in 2020, local heating and air conditioning specialists said. Effective Jan. 1, the United States will no longer ...

Q: I have an old heat pump air conditioner with R-22 refrigerant that leaks out periodically. I’ve heard of contractors using a leak sealant to correct this problem. Are sealants effective? Also, I’ve ...

Big changes are coming to the way you keep your house cool. The type of refrigerant currently used in HVAC systems is being phased out. The 2020 American Innovation and Manufacturing Act directed ...

Air conditioners are a major source of greenhouse gases. On Project Drawdown’s 2017 list of over 100 opportunities to reduce human-caused global warming, cleaner tech for refrigeration and ...

Compare plans tailored to your home & budget. Freon is one of the key ingredients to making your older air conditioner blow cold air. If your AC isn’t as chilly as you’d like, it might be time to ...

Q. P.W. of Oak Park asked whether it was worth fixing a small leak in the car’s air conditioning system (Cars, July 10). You replied that for a 10-year-old car, it might be better to “just top off the ...

Watchdog Dave Lieber took this photo of the conversion of his home's air conditioning unit from the old refrigerant to the new, more environmentally friendly one. The manufacturing of Freon comes to a ...