Cement Fireproof Barriers from Canada
Portland cement panels for fire-rated walls and partitions in construction. Classified HTS 6810.99.00.80 as other cement articles, tested for fire resistance, not basic boards. Reinforced with fibers.
Duty Rate — Canada → United States
60%
Rate breakdown
9903.03.1450%Articles the product of Canada as provided in subdivision (b)(3) of U.S. note 51 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include UL or ASTM fire rating certifications mandatory for entry
• Specify non-asbestos fiber reinforcement
• Differentiate from Chapter 94 prefabricated buildings