Multi-Void Hollow Clay Bricks 4-Core Design from Canada
Four-core multi-void hollow clay bricks providing superior insulation, fired after clay shaping for cavity wall construction. HTS 6904.10.00.40 applies to these other hollow building bricks meeting non-refractory criteria.
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
• Provide cross-sectional diagrams showing void structure to prove hollow classification
• Test and declare density under 120 lb/cu ft for lightweight hollow brick status
• Separate from support tiles which might classify under 6904.90 if not bricks