Insulated Cork Wall Backing Sheets from Canada
Thick agglomerated cork sheets reinforced with paper, used as thermal insulation backing under wall finishes. HTS 4504.10.40.00 for reinforced wallcoverings of agglomerated cork, enhancing energy efficiency in buildings. Provides moisture resistance too.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include R-value thermal performance data; ensure no asbestos or harmful binders; differentiate from construction panels in Chapter 68