Bitumen Treated Wood Fiber Underfloor Panels from Canada
Underfloor heating system panels of bitumen-impregnated wood fiberboard, density 0.35-0.5 g/cm³, untreated surfaces. HTS 4411.94.00.10 classification for low-density, not worked, bitumen fiberboard. Provides thermal mass and moisture resistance.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Document thermal conductivity specs for underfloor heating validation
• Ensure no foil lamination that would change classification
• Include installation instructions for customs value assessment