HVAC Microporous Polyethylene Filter Media from Japan
Microporous PE sheet media for HVAC particulate filters, capturing fine dust while allowing airflow. HTS 3921.19.0010 for cellular microporous polyethylene film classification.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• ASHRAE 52.2 MERV documentation supports efficiency claims without changing material classification
• Rolls classified as film; pleated/potted assemblies become 8421.39 filters
• Fire rating UL 900 compliance; provide test reports for safety verification