99.5% Aluminum Ventilation Duct Tube
Round duct tube of unalloyed aluminum for commercial kitchen exhaust systems. HTS 7608.10.00 for pure aluminum tube used in air handling. Fire-resistant and easy to clean.
Import Duty Rates by Country of Origin
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If with locking seams
Fabricated duct sections with seams become 'aluminum structures'.
If rectangular duct profiles
Non-circular ventilation ducts classify as profiles.
If steel with Al coating
Galvanized steel ducts predominate in heavy commercial use.
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Import Tips & Compliance
• Confirm spiral seaming doesn't constitute 'welded' per note
• Diameter >12in proves duct application
• Grease-resistant coating doesn't change base classification
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