Steel Fire Door Intumescent Hinges from Mexico
Steel hinges with intumescent strips for 90-minute rated fire doors in buildings. Classified as door mountings under HTS 8302.41.60.
Duty Rate — Mexico → United States
13.9%
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
• UL fire rating documentation essential for building classification
• Intumescent material <10% weight maintains steel heading
• Specify door frame compatibility over general hardware use