Posts Tagged ‘hvac replacement cost’

Most older air conditioning units use the R-22 refrigerant, which is very toxic and is harmful to the ozone layer. Because of this, the EPA has instituted new regulations to phase out R-22 gradually. This phase-out has several consequences for anyone who currently owns an R-22 unit. In this article, you will find some information to figure out the type of refrigerant your AC system uses. We will cover what you can do if your unit is an R-22 model. Click through to find out more.