Armacell Glass Wool Flexible Insulation Duct Liner from United States
Flexible glass wool duct liner used for thermal and acoustic insulation inside rectangular HVAC ducts. The material features an antimicrobial surface treatment to prevent microbial growth, enhancing indoor air quality. It falls under this tariff item as an article of glass wool.
Duty Rate — United States → Canada
0%
Import Tips
• Verify that the duct liner's glass wool composition meets the silica and alkaline oxide thresholds in Chapter 70 note 4
• Keep technical datasheets to demonstrate the product's insulation properties for CBSA classification
• Check if the antimicrobial treatment affects the tariff classification