Roofing Underlayment Nonwoven from Canada
Breathable nonwoven polypropylene at 42 g/m² laminated with thin polyethylene film for housewrap roofing underlayment. HTS 5603.92.00 covers 25-70 g/m² nonwovens laminated with plastics, per chapter notes. Protects against moisture in construction.
Duty Rate — Canada → United States
10%
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
• Certify water vapor transmission rate (WVTR) and tear strength per building codes
• Distinguish from plastic sheeting (3921) by emphasizing textile base
• Weigh laminate total to confirm under 70 g/m²