HTS code 9902.16.44 covers "High-capacity heating units, designed to be permanently mounted into a wall and for use in residential households, each generating 1000 and 1500 W, containing a grille, with or without built-in thermostat (provided for in subheading 8516.29.00)" under the US Harmonized Tariff Schedule. This is the official duty rate charged by US Customs when this product is imported into the United States, sourced directly from the U.S. International Trade Commission and refreshed daily.