Soundproofing Barrier Sheet from China
Mass-loaded vinyl plastic layer with polyester fleece backing, >70% plastics, >1.492 kg/m² for acoustic barriers. Man-made polyester dominates. HTS 3921.90.25.10 applies.
Duty Rate — China → United States
44%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
Import Tips
• Sound transmission class (STC) ratings support classification and valuation
• Ensure mass per unit area certification for weight compliance
• Prevent confusion with Chapter 68 stone soundproofing by plastic content proof