Chemically Bonded Fiberglass Insulation Mat from China
A non-woven mat made from chemically bonded glass fibers, used for thermal and acoustic insulation in walls and attics. It falls under HTS 7019.72.40 as it is an other closed chemically bonded fabric of glass fibers that is not colored. The structure provides strength without weaving, suitable for construction applications.
Duty Rate — China → United States
42.3%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Verify the chemical bonding process and ensure fiber composition meets glass wool definitions if applicable; obtain mill test reports for fiber content
• Common pitfall: misclassifying as woven fabric under 7019.40
• Check for any color additives to confirm 'not colored' status