Insulated PVC Siding Profiles from Canada
PVC profiles with integrated foam backing for thermal insulation in house siding, base profile >1 mm. Still under 3916.20.0010 if foam is minor and profile predominates as vinyl chloride siding. Enhances energy efficiency in exteriors.
Duty Rate — Canada → United States
15.8%
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
• Prove profile is principal article, not composite set, via weight/composition docs
• Separate insulation if >50% to avoid set classification
• Comply with building code certs for US market entry