Microglass Bulk Filter Media Fiber from United States
Fine-diameter microglass fibers in bulk for manufacturing HEPA filters and battery separators. These fibers have a silica content meeting glass wool criteria and are supplied uncoated, fitting the tariff item for other glass fibres. The bulk form is not yet processed into filter media or separators.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the fibers are uncoated and in bulk to qualify for this tariff item
• Provide silica content data to support glass wool classification
• Note that finished filter media may fall under a different tariff item