Mixed Mineral Wool Insulation Roll from Canada
Rolls combining rock and slag wool for enhanced thermal performance in walls. Classified under HTS 6806.10.00.90 as intermixtures of mineral wools in rolls for insulation.
Duty Rate — Canada → United States
13.9%
Rate breakdown
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
• Composition breakdown (% rock vs slag) in invoice prevents disputes
• Thermal conductivity data supports insulating function