Ceramic Chimney Cowls
Fired ceramic caps placed over chimney tops to prevent downdrafts, rain, and debris from entering the flue. These are constructional ceramic goods explicitly within the scope of heading 6905, which includes chimney components, and are classified under tariff item 6905.90.00 as other ceramic constructional products.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 7% | — | 7% |
| 🇲🇽Mexico | 7% | — | 7% |
| 🇺🇸United States | 7% | — | 7% |
| 🇩🇪Germany | 7% | — | 7% |
| 🇯🇵Japan | 7% | — | 7% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the cowls are made of refractory materials containing over 50% free carbon
Refractory ceramic goods with high carbon content are classified under heading 6903, not 6905.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the cowls are fired after shaping, not just heat-cured, to meet Chapter 69 requirements
• Keep records of the firing temperature and material composition for CBSA verification
• If the cowls include metal fittings, check if they are considered composite goods under GIR 3(b)
Related Products under Tariff item 6905.90.00
Ceramic Architectural Coping Stones
Fired ceramic sloped caps designed to sit atop walls and parapets, shedding water and protecting masonry from weathering. These are constructional ceramic goods shaped and fired above 800°C, falling under tariff item 6905.90.00 as other ceramic constructional products.
Ceramic Chimney Pots
Tall, fired clay cylinders mounted on chimney tops to improve draft and protect the flue opening. These are ceramic constructional goods directly named in heading 6905, which includes chimney pots, and are classified under tariff item 6905.90.00 as other ceramic constructional products.
Ceramic Finial Ornaments
Spire-like fired ceramics placed atop roof peaks or chimneys for decoration and closure, adding architectural detail. These are architectural ornaments, classified under tariff item 6905.90.00 as other ceramic constructional products, as they are not more specifically covered elsewhere in Chapter 69.
Ceramic Gable Vent Louvers
Fired ceramic slatted covers installed over gable vents in buildings to allow airflow while blocking rain and debris. These are architectural constructional goods, classified under tariff item 6905.90.00 as other ceramic constructional products, as they are not more specifically covered elsewhere in Chapter 69.
Ceramic Ridge Crest Tiles
Pointed fired clay tiles used to cap roof ridges, providing weatherproofing and a finished appearance. These are ceramic roofing goods, classified under tariff item 6905.90.00 as other ceramic constructional products, as they are not classified as bricks or standard roofing tiles under heading 6904.
Ceramic Soffit Vent Panels
Perforated fired ceramic panels installed in roof soffits to provide ventilation while maintaining a finished appearance. These are architectural constructional goods, classified under tariff item 6905.90.00 as other ceramic constructional products, as they are not more specifically covered elsewhere in Chapter 69.