Acoustic Soundproof Gypsum Panel from Canada
High-density gypsum core panels designed to reduce sound transmission between rooms, used in recording studios and apartments. Falls under HTS 6809.19.00.00 as unornamented plaster-based sheets for construction. Acoustic properties come from core density, not surface ornamentation.
Duty Rate — Canada → United States
13%
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
• Provide STC (Sound Transmission Class) test reports to verify functional design without ornamental features
• Declare exact thickness and density specs, as ultra-high density may prompt material composition scrutiny