Perforated Hollow Ceramic Bricks 12x6x24 Inch from Japan
Perforated hollow ceramic bricks sized 12x6x24 inches, made by firing shaped clay bodies for enhanced ventilation in masonry walls. HTS 6904.10.00.40 covers these as other hollow building bricks for structural and insulating purposes.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit firing process documentation confirming temperatures over 800°C as required by Chapter 69 note (b)
• Declare exact perforation patterns and void percentages to confirm 'hollow' status vs solid bricks
• Watch for reclassification if bricks exceed tile thickness limits or resemble support tiles under other headings