Ventilation Patch Microporous Polypropylene Film from Germany
Small microporous polypropylene film patches for device housings, allowing pressure equalization and preventing condensation. As cellular sheets of polypropylene, they are classified under tariff item 3921.19.00, provided they are not further worked.
Duty Rate — Germany → Canada
0%
Import Tips
• If the patches are cut to shape or have adhesive backing, they may be classified as articles of plastics (heading 39.26) rather than sheets
• Confirm the product is in sheet form when imported
• Provide technical data on pore size and pressure equalization for CBSA classification