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Natural Rubber Foam Weatherstrip

Cellular vulcanized natural rubber strip for window weatherproofing. Classifies as HTS 4008.11.10.00 strip per unworked definitions.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+37.5%37.5%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3926.90.99Lower: 25.3% vs 37.5%

If predominantly plastic foam

Cellular plastic sheets/strip in Chapter 39 if rubber not essential character.

4016.93Lower: 15% vs 37.5%

If sold as vehicle gasket set

When imported as auto part set, classifies in 4016.93 for rubber gaskets.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Avoid retail packaging; bulk import keeps in shapes heading

• Test per ASTM D1056 for cellular rubber classification

• Declare density; low-density foams risk solid rubber misclass