Polyurethane Construction Caulk from Mexico
Polyurethane construction caulk is a high-performance mastic for exterior building joints. It remains elastic under movement, classified under HTS 3214.10.00 as caulking compound.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit isocyanate content declaration for OSHA and EPA compliance
• Include joint movement capability ratings in technical specs
• Certify for ASTM C920 standards if claiming construction grade