Glass Wool Roof Insulation Batt from Japan
Pre-cut batts made from glass wool fibers, designed specifically for insulating attic roofs and ceilings in residential homes. This product falls under HTS 7019.80.10.90 as it is an insulation product of glass wool, meeting the chapter definition with silica content over 60% and used for thermal insulation.
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
• Verify silica (SiO2) content exceeds 60% via lab testing to confirm classification under heading 7019; non-compliant wools shift to 6806
• Include material safety data sheets (MSDS) documenting low formaldehyde emissions for EPA compliance during customs clearance
• Avoid misclassification as building materials by specifying end-use as insulation, not structural components