Aluminum Curtain Wall Mullion from China

Extruded aluminum mullions for commercial curtain wall systems, providing structural support for glass facades. Classified 7610.90.00.80 as prepared profiles for building structures.

Duty Rate — China → United States

80.7%

Rate breakdown

9903.85.0750%Except as provided in headings 9903.85.09, 9903.85.68 or 9903.85.70, derivative aluminum products, provided for in the tariff provisions enumerated in subdivision (j) of note 19 to this subchapter.
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Import Tips

Include facade engineering specs confirming structural glazing support

Thermal break designs still classify as structures if load-bearing