Vermiculite-Core Acoustic Door Seals from Germany
Intumescent acoustic pads with exfoliated vermiculite cores for fire-rated door sound seals in commercial buildings. Expand under heat while maintaining sound insulation. Sound-absorbing mineral article under HTS 6806.10.00.10.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include intumescent expansion test data per ASTM E84 for fire door assemblies
• Declare as 'articles' not components to stay in 6806 vs Chapter 83 hardware
• Avoid adhesive backing if it exceeds 5% weight to prevent plastics reclassification