Insulation Vapor Barrier Film from Mexico
Polyethylene film laminated to spunbond polypropylene for building insulation, 0.95 kg/m². Classed in 3921.90.19.50 as other combined under weight. Blocks moisture in walls.
Duty Rate — Mexico → United States
15.3%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Perm rating tests prove vapor barrier function
• Building code compliance docs (ASTM E1745) aid clearance
• Rolls for construction; finished panels to 3925.90