Paper-Reinforced Window Insulation Film from Mexico
Shrinkable plastic film with paper grid reinforcement for DIY window insulation kits. The paper creates a grid pattern for easy cutting and application. HTS 3921.90.40.10 covers this flexible reinforced plastic film for household use.
Duty Rate — Mexico → United States
14.2%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include consumer packaging showing household end-use to support classification
• Document shrink temperature specs confirming flexible plastic film properties
• Avoid bulk packaging declarations that might suggest industrial film classification