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Impregnated Softboard Insulation Panels from China

Soft, low-density fiberboard (≤0.5 g/cm³) panels impregnated with bitumen for enhanced thermal insulation and damp-proofing in walls and floors. HTS 4411.94.0050 applies as it's other fiberboard, bitumen-impregnated, without mechanical processing or additional surface layers. Commonly used in energy-efficient building projects.

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

Include material safety data sheets (MSDS) detailing bitumen content <3% if applicable; ensure uniformity in panel density via sampling

Watch for reclassification if panels exceed density limit during inspection