Foamed NR Curtain Wall Seal Profile from Canada
Complex cellular natural rubber profiles for high-rise building curtain wall systems with multiple sealing lips. 4008.19.20.00 classification for cellular natural rubber profile shapes.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Meet ASTM E283 air leakage standards documentation
• Confirm no vulcanizing agents beyond permitted levels per Chapter Note 5
• Use continuous coil packaging to preserve profile shape identity