</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

HFO-1234ze Appliance Foam Blowing Agent from Canada

HFO-1234ze for domestic refrigerator and freezer insulation foam. 1,3,3,3-Tetrafluoropropene pure blowing agent of HTS 2903.51.1000. ISO tank quantities for appliance manufacturers.

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

Appliance ENERGY STAR thermal performance modeling

ISO tank heel minimization procedures

Foam aging test protocols certification

HFO-1234ze Appliance Foam Blowing Agent from Canada — Import Duty Rate | HTS 2903.51.10.00