Currently, in the U. S. alone, there are over 1,000,000 homes that enjoy comfort as a result of non-ozone depleting Puron® refrigerant in their air conditioners or heat pumps. By choosing higher efficiency equipment that uses Puron refrigerant, you'll enjoy enhanced comfort, more reliable products, money savings and environmentally sound operation all at once. At the same time, you'll protect yourself from the potentially rising service costs associated with R-22 refrigerant.