Bitumen Treated Wood Fiber Underfloor Panels from China
Underfloor heating system panels of bitumen-impregnated wood fiberboard, density 0.35-0.5 g/cm³, untreated surfaces. HTS 4411.94.00.10 classification for low-density, not worked, bitumen fiberboard. Provides thermal mass and moisture resistance.
Duty Rate — China → United States
37.5%
Rate breakdown
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Document thermal conductivity specs for underfloor heating validation
• Ensure no foil lamination that would change classification
• Include installation instructions for customs value assessment