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Automotive Air Conditioning's Leading Alternative Refrigerant, Opteon® YF, Meets the EU F-Gas Directive  
DuPont™ Opteon® YF (HFO-1234yf) readily meets the EU F-gas replacement for automotive refrigerant, offering the best balance of properties and performance that include:

  • Excellent environmental properties: ODP = 0; GWP = <1
  • Comparable to HFC-134a for refrigeration properties
  • Acceptable stability and compatibility properties
  • Mildly flammable (significantly less flammable than HFC-152a)

Opteon YF: Next-Generation Refrigerant for Automotive Air Conditioning  Read about the Next Generation of automotive a/c 

Opteon® DAC® Cylinder Disposal Guidelines   

Learn about Opteon for stationary applications

News Items

 HFO-1234yf is safe to use in automotive systems   Opteon® refrigerants have a Low Global Warming Potential  Opteon® YF meets the EU F-gas replacement for automotive refrigerant 
Car Researchers' Final Report on HFO-1234yf Confirm it is "Safe to use in automotive systems  DuPont Encourages European Union to Address MAC Directive Noncompliance   European Commission Vice President Tajani Reaffirms MAC Directive Must Be Enforced—No Exceptions  


Learn More About Opteon(r) YFAccess Environmental, Safety, Regulatory information regarding HFO-1234yfVisit the Press Room for News and Upcoming Industry Events related to hfo-1234yf