High-Temp Calcium Silicate Flue Insulation from Mexico
Molded cylindrical sections of calcium silicate for insulating chimney flues in biomass plants, resisting high-temperature gases. These are heat-insulating articles of expanded mineral materials, classified under tariff item 6806.90.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the sections are not classified as ceramic goods of Chapter 69 if they are fired
• Provide the CBSA with the operating temperature range to demonstrate the need for high-temperature insulation
• Verify if the flue insulation meets Canadian building codes for fire safety