Insulated Hollow Clay Blocks for Load-Bearing Walls from Germany
Hollow clay blocks with internal insulation voids for load-bearing exterior walls, produced by high-temperature firing after shaping. Falls under HTS 6904.10.00.40 as other hollow building bricks essential for energy-efficient construction.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Certify structural load ratings and compressive strength to support building brick classification
• Ensure no metallic reinforcements, as those might classify as Chapter 73 articles
• Document water absorption under 3% if stoneware-like to differentiate from earthenware exclusions