Industrial Bitumen Impregnated Backer Board from Canada
Medium density fiberboard (0.35-0.5 g/cm³) with bitumen impregnation used as backer for tile in high-moisture industrial settings. Fits HTS 4411.94.00.30 for density and bitumen specs. Provides structural support and waterproofing.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Certify compatibility with tile adhesives via manufacturer specs
• Declare as 'industrial use only' if avoiding residential building codes
• Use HTSUS binding ruling for consistent future shipments