Mixture Mineral Wool Soundproofing Panels from Japan
Composite panels blending rock wool and expanded clay for studio sound absorption. HTS 6806.90.00 for mixtures/articles of heat/sound-insulating minerals other than 6811/12.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Composition breakdown (% mineral content) essential for mixture verification
• Acoustic test data (ASTM C423) supports sound-insulating classification
• Avoid decorative framing that could invoke chapter 94 furniture exclusion