4411.13.90.90/Fire-Retardant MDF Board 25mm/Mexico

Fire-Retardant MDF Board 25mm from Mexico

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 — Mexico → United States

13.9%

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

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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