Ceramic Heat Insulating Roof Tiles from Japan
Fired ceramic roofing tiles designed with insulating properties to reduce heat transfer in buildings, made from clay-based materials fired above 800°C. They classify under HTS 6905.90.0010 as ceramic constructional goods that are heat insulating, distinct from non-insulating tiles in 6905.10. Description aligns with Chapter 69 requirements for fired ceramic products used in construction.
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
• Verify firing temperature exceeds 800°C via manufacturer certificates to meet Chapter 69; test heat insulating properties per ASTM standards; avoid misclassification as non-constructional ceramic articles