Outdoor Patio Unglazed Tiles
Frost-resistant unglazed tiles for patios, made from fired clay with >10% water absorption to prevent cracking in wet climates. Under 6907.23.10.51 for other unglazed high-porosity paving tiles.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing carbon/graphite binders
Certain advanced ceramic compositions with carbon exclude to 6815.
If for industrial kiln construction
Building bricks, not finishing tiles, classify in 6901.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Certify non-slip unglazed surface; aids compliance for outdoor safety standards
• Avoid over 3.2 cm thickness declarations; risks stone classification
• Include firing temp records (>800°C) to confirm Chapter 69 eligibility
Related Products under HTS 6907.23.10.51
Unglazed Terracotta Paving Tiles
These unglazed terracotta tiles are fired ceramic products with a water absorption coefficient exceeding 10% by weight, made from clay-based materials ideal for outdoor paving. They fall under HTS 6907.23.10.51 as unglazed wall or paving tiles not suitable for roofing, with their porous nature confirmed by ASTM C373 testing.
Porous Unglazed Quarry Tiles
Durable unglazed quarry tiles crafted from natural clay, fired to achieve water absorption over 10%, commonly used for heavy-duty flooring in garages or patios. Classified in 6907.23.10.51 due to their unglazed finish and high porosity distinguishing them from finer ceramic tiles.
Rustic Unglazed Clay Wall Tiles
Hand-formed unglazed clay tiles with high water absorption (>10%) for decorative interior/exterior walls, fired from inorganic nonmetallic materials like clays. HTS 6907.23.10.51 applies to these other unglazed tiles excluding specific mosaic or roofing types.
High-Porosity Hearth Tiles
Unglazed ceramic hearth tiles designed for fireplace surrounds, with water absorption over 10% allowing breathability and heat resistance. Fits 6907.23.10.51 as fired unglazed paving/hearth tiles of high porosity, distinct from refractory bricks.
Exposed Aggregate Ceramic Paving Slabs
Unglazed paving slabs with textured exposed aggregate surface, high water absorption >10%, fired for pathways. 6907.23.10.51 covers these as other unglazed tiles under thickness limits.