Sound Absorbing Rock Wool Sheet from Canada
Large sheets of rock wool for acoustic barriers in industrial settings. Covered by HTS 6806.10.00.90 for sound-insulating mineral wools in sheets, per chapter notes.
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
• Acoustic test reports (e.g
• ASTM standards) aid classification
• Prevent compression during shipping to maintain bulk form