Peat Insulation Blocks from Japan
Lightweight blocks of processed peat used for thermal and acoustic insulation in construction. HTS 6815.20.00.00 covers these as peat-based building material articles.
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
• Provide fire resistance test results meeting ASTM E84 standards for building code compliance
• Declare density specs (under 200kg/m³) to confirm as insulation not structural stone
• Use non-wood pallets to prevent Chapter 44 cross-contamination in classification