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R404A (HP62) has been the long-standing HFC replacement for R-502 and R-22 in refrigeration applications. HFC-404A is included in the U.S. EPA SNAP de-listing of HFCs that will no longer be acceptable in certain end use applications in the U.S. market. There are no U.S. regulations currently impacting the HFC service market. Refer to the Summary of U.S. EPA SNAP Regulations Pertaining to Refrigerants.
Learn about Opteon™ XP40 (R-449A) and Opteon™ XP44 (R-452A), low global warming potential (GWP) hydrofluoroolefin (HFO) based refrigerant replacements for R-404A in new equipment and for retrofit of existing equipment.
R-404A; A1 Safety Classification
Consult the specific regulations in your country or region.