Bituminized Large Format Vapor Barrier Sheet from Mexico
Oversized sheets (2m x 4m) of bituminized paperboard for wall vapor barriers in humid climates. Meets HTS 4811.10.11.00 dimensions and bituminous description.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Vapor permeability test results help distinguish from plastic barriers in 3917
• Declare grammage accurately; heavy papers risk Chapter 68 review
• Avoid bulk packaging that obscures sheet size verification