Aluminum Curtain Wall Mullion from Japan
Extruded aluminum mullions used as vertical structural members in glass curtain wall systems for high-rise buildings. These profiles are prepared for use in architectural structures, meeting the definition of aluminum structures or parts thereof under heading 76.10.
Duty Rate — Japan → Canada
6.5%
Import Tips
• Ensure the mullions are classified as parts of structures, not as general-purpose profiles, to avoid reclassification
• Provide detailed engineering drawings to the CBSA showing their specific use in curtain wall systems
• Verify the aluminum alloy composition to confirm it meets the chapter's alloy definitions