Steel Flexible Ventilation Duct Connector from Germany
Round flexible steel tubing with helical corrugations for connecting HVAC ductwork, allowing movement and vibration isolation. Under HTS 8307.10.60.00 as other flexible steel tubing for air handling systems. Diameters typically 4-12 inches.
Duty Rate — Germany → United States
28.8%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) of U.S. note 16 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Include airflow velocity ratings and fire resistance test results per UL standards
• Specify gauge thickness (e.g
• 28-30 ga.) for proper statistical reporting
• Bundle with clamps if sold as sets to maintain flexible tubing classification