Underlayment MDF 6.35mm from Canada
Thin MDF sheets for flooring underlayment, 6.35mm thickness with tongue-and-groove edges. Medium density fiberboard per HTS 4411.13.90.90 'Other'. Provides soundproofing and leveling.
Duty Rate — Canada → United States
63.9%
Rate breakdown
9903.03.1450%Articles the product of Canada as provided in subdivision (b)(3) of U.S. note 51 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include impact insulation class (IIC) ratings for flooring applications
• Protect edges during shipping to maintain tongue-groove integrity for classification
• Distinguish from OSB (4412.33) via fiber uniformity lab reports