Energy-Saving Hollow Heat Insulation Bricks from Japan
Hollow ceramic bricks specifically formulated for heat insulation, fired to create porous structure for superior thermal performance in buildings. Falls under HTS 6904.10.00.30 as heat insulating hollow bricks meeting Chapter 69 firing and ceramic composition requirements. Commonly used in sustainable architecture.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Obtain pre-shipment thermal imaging tests demonstrating insulation performance for CBP verification
• Classify by predominant use - residential vs commercial affects potential quota considerations
• Use ISPM-15 compliant wooden pallets to prevent fumigation delays at US ports