Beginning on January 1, 2020, producing or importing R22 freon will become illegal in the United States. Given the refigerant’s ozone-damaging properties, the move is the latest step in the EPA’s ...

Preventive maintenance on your air conditioning system can help you stay cool this summer and avoid breakdowns when temperatures are the hottest. Elise Riley, for Kettle Moraine Heating & Air ...

A refrigerant used in home air conditioners is going away. The most common air-conditioning coolant for decades was R-22, referred to as Freon. Production of it ends this year. It is being replaced by ...

Q: Is it possible for an HVAC technician to overfill an air-conditioning system with too much refrigerant (my system uses R-22)? For example, if the system needs two pounds, is it possible for the ...