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Aquarium Air Hose with Check Valve Fitting

Soft vulcanized rubber airline tubing, 4mm ID, 6 feet, with integrated plastic check valve fitting to prevent backflow. Classifies under 4009.12.00 for unreinforced rubber hoses with fittings.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China2.5%+20.0%22.5%
🇲🇽Mexico2.5%+10.0%12.5%
🇨🇦Canada2.5%+10.0%12.5%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

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

4009.41.00Higher: 40% vs 22.5%

If with metal spiral reinforcement

Helix wire makes it reinforced.

8421.21.00Higher: 37.5% vs 22.5%

If part of water pump/aerator set

Machinery components under Chapter 84.

3917.32.00Higher: 40.6% vs 22.5%

If plastic air line tubing

Synthetic plastic, not rubber, to Chapter 39.

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

• Consumer packaging OK; bulk without fittings is 4009.11

• Verify fish-safe, non-toxic rubber formulation

• Small diameter confirms 'hose' vs. 'tubing' profile

Related Products under HTS 4009.12.00