R-448A Commercial Refrigerant Blend from Canada
Azeotropic blend of HFC-32, HFC-125, HFC-134a, and HFO-1234yf for supermarket refrigeration retrofits. Classified HTS 3827.90.90.00 as complex halogenated hydrocarbon mixture. Lower GWP alternative to R-404A.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include glide temperature data and retrofit compatibility statements
• Register under EPA's HFC phasedown program with accurate CO2 equivalent tonnage
• Prevent blending inconsistencies during import that affect pressure ratings