Galvanized Steel Transition Box for Air Heater

Galvanized steel box adapting blower outlet to duct size in hot air distributors. Classified HTS 7322.90.00.45 for parts of non-electric motor-driven air heaters. Corrosion protection for humid environments.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

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

7307.99.50Higher: 39.3% vs 35%

If simple duct adapters not heater-specific

Pipe fittings of iron/steel in 7307.

7326.90.86Higher: 37.9% vs 35%

If bulk HVAC transitions

General purpose steel items.

8479.89.95Higher: 37.5% vs 35%

If industrial process air handling

Unspecified machinery parts.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Galvanization certs required; uncoated versions may have different rates

Prove adaptation is for heater blower via dimension specs