Ceramic Chimney Heat Insulation Liners
Fired ceramic liners designed for chimney heat insulation, preventing heat loss and protecting surrounding structures. These goods are shaped and fired above 800°C, meeting Chapter 69 requirements for ceramic constructional goods.
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 liners are refractory (heat-resistant) and designed for high-temperature industrial use
Refractory ceramic goods are classified under heading 69.03, not constructional goods.
If the liners are made of roofing tiles material and used as part of roofing
Roofing tiles are specifically classified under 6905.10, while other constructional goods fall under 6905.90.
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
• Ensure the liners are fired above 800°C and provide documentation proving ceramic construction
• Verify if the goods meet Canadian building code standards for chimney liners
• Declare the correct value in Canadian dollars for CBSA assessment
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 weather damage. These architectural ornaments are shaped and fired in accordance with Chapter 69, and are classifiable under tariff item 6905.90.00 as other ceramic constructional goods.
Ceramic Chimney Cowls
Fired ceramic caps placed over chimneys to prevent downdrafts and block debris, explicitly named in the heading for chimney components. These cowls are shaped and fired per Chapter 69, making them classifiable as other ceramic constructional goods under 6905.90.00.
Ceramic Chimney Pots
Tall, fired clay cylinders mounted on chimneys to improve draft and protect the opening, directly named in the heading for ceramic constructional goods. These pots are shaped and fired per Chapter 69, falling under 6905.90.00 as other chimney components.
Ceramic Finial Ornaments
Spire-like fired ceramics placed atop roof peaks or chimneys for decoration and closure, serving as architectural ornaments. These goods are shaped and fired per Chapter 69, classifiable under 6905.90.00 as other ceramic constructional goods.
Ceramic Gable Vent Louvers
Fired ceramic slatted covers for attic gable vents, used in construction to allow airflow while blocking rain. These architectural goods are shaped and fired per Chapter 69, classifiable under 6905.90.00 as other ceramic constructional goods.
Ceramic Heat Insulating Roof Tiles
Fired ceramic roofing tiles with insulating properties to reduce heat transfer, made from clay-based materials fired above 800°C. These tiles are constructional goods under Chapter 69, providing both roofing and thermal insulation functions.