Guardian Fiberglass R-38 Attic Insulation Batts from Mexico
High-density glass wool batts with an R-38 rating, designed for deep attic spaces to provide superior thermal insulation. The batts offer a kraft facing option for moisture control and are used in residential construction. They fall under this tariff item as articles of glass wool.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the batts meet the glass wool composition criteria in Chapter 70 note 4, including silica content
• Have documentation on the R-value and facing materials for CBSA inspection
• Verify that the kraft facing does not alter the classification of the product