Attic Rock Wool Insulation from Canada
Unfaced rock wool rolls for residential attic insulation, providing R-value thermal resistance. Sheets/rolls of rock wool in 6806.10.00.
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
• Declare R-value but classify by form, not performance
• No vapor barrier facing or it's potentially 6812