Steel Flex-Duct Connector with Band Clamp Fittings from Japan
Galvanized steel flexible duct connector with adjustable band clamp fittings for HVAC round ductwork. Under HTS 8307.10.30.00 as flexible iron/steel tubing with fittings for air distribution. Vibration isolation reduces noise transmission.
Duty Rate — Japan → United States
13.8%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include SMACNA gauge thickness certification for duct connectors
• Document clamp band adjustment range and sealing pressure
• Test airflow velocity capacity per duct standards