Polyurethane Construction Sealant from Canada
High-performance polyurethane mastic for expansion joints in concrete buildings. Caulking compound under HTS 3214.90.50.00, non-bituminous. Used for durable, flexible sealing.
Duty Rate — Canada → United States
63.25%
Rate breakdown
9903.03.1450%Articles the product of Canada as provided in subdivision (b)(3) of U.S. note 51 to this subchapter
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
• Comply with ISO 11600 standards for sealants
• Document elasticity modulus and UV resistance
• Prevent reclassification as rubber under Chapter 40