Structural Ceramic Filler Panels from Canada
Pre-shaped fired ceramic panels used as fillers in structural insulated panels for energy-efficient buildings. HTS 6904.90 includes these as support or filler tiles after high-temperature firing.
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
• Declare as construction fillers, not finished panels
• R-value documentation supports insulation claims