Basalt Rock Wool Sheet from United States
Sheets of basalt-based rock wool, a natural mineral fiber product used for fire-resistant insulation in HVAC systems. The sheets are unprocessed mineral wool in sheet form, qualifying as similar mineral wools under tariff item 6806.10.00.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the sheets are not coated or impregnated with binders that would make them finished articles
• Provide technical specifications showing the basalt fiber composition to support classification as mineral wool
• Verify the sheets are not for use as electrical insulators, which would fall under heading 85.46