Breathable PP Housewrap Sheeting from Germany
Microporous polypropylene film for building moisture barriers (cast, not woven). 3920.20.00 as noncellular propylene sheet despite permeability.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Prove microporosity via process, not woven structure
• WVTR test data supports but doesn't change heading
• Rolls only; cut panels risk 3925 building articles