Slag Wool Roll Insulation from Canada
Flexible rolls of slag wool used for insulating attics, pipes, and HVAC systems, providing fire resistance and sound absorption. Falls under HTS 6806.10.00.90 as slag wool in rolls, a heat/sound-insulating mineral material not covered by headings 6811, 6812, or Chapter 69.
Duty Rate — Canada → United States
13.9%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include safety data sheets confirming non-asbestos content for CBP inspection
• Declare exact dimensions and density to match 'bulk, sheets, or rolls' classification