Mineral Wool Pipe Sound Attenuator from Mexico
Pipe coverings incorporating mineral wool for acoustic dampening in ventilation systems. Qualifies under HTS 6806.10.00.60 for sound-absorbing mineral wool pipe articles.
Duty Rate — Mexico → United States
13.9%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include NRC (noise reduction coefficient) test data to substantiate sound-absorbing claim
• Avoid bundling with duct silencers if they qualify as Chapter 94 prefabricated building articles
• Density labeling prevents confusion with lower-density bulk fills