4411.13.90.90/Fire-Retardant MDF Board 25mm/China

Fire-Retardant MDF Board 25mm from China

Class A fire-rated MDF with intumescent additives, 25mm thick sheets for commercial construction. Bonded wood fibers meet medium density specs per HTS 4411.13.90.90 'Other' category. Used in partition walls and acoustic panels.

Duty Rate — China → United States

38.9%

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)

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Import Tips

• Supply flame spread test reports (ASTM E84 Class A) and fire code certifications for building imports

• Declare exact chemical additives; excessive non-wood content risks reclassification as plastic composite

• Ensure proper ventilation markings for indoor air quality compliance during customs clearance