Grooved Ductile Iron Concentric Reducer 8x6-inch from Mexico
Concentric reducer in ductile iron with grooved ends for smooth diameter transitions in large HVAC ductwork. Classified HTS 7307.19.30.40 for cast ductile grooved fittings. Maintains flow efficiency in high-volume systems.
Duty Rate — Mexico → United States
15.6%
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
• Document concentric vs. eccentric design explicitly for correct suffix
• UL listing for fire-rated systems required; missing certs delay clearance
• Weigh samples to verify ductile density vs. gray iron pitfalls