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DuPont Refrigerants

DuPont™ Freon® refrigerants

R-22 is going away! Switch now to ISCEON® refrigerants. 


R-22 is subject to Montreal Protocol and phaseout, but can easily be replaced with an ISCEON® refrigerant. Find out which ISCEON® refrigerant is best for your application.
ISCEON® refrigerants » United States 
» Europe

Product Family


Product Replaces Application
Freon® 22 
  • Residential and Commercial A/C
  • Medium- and low-temperature commercial refrigeration:
    • food service
    • supermarket display cases
    • food storage and processing
    • ice machines
    • some transport
Freon® 23  R-13 and R-503 Very Low Temperature (VLT) [below -40°F to -100°F (-40°C to -73°C)]:
  • medical freezers
  • environmental chambers