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Bitumen Impregnated Low-Density Fiberboard Roofing Underlayment from Germany

Low-density fiberboard (density ≤0.5 g/cm³) impregnated with bitumen to provide waterproofing and protection against moisture. Used primarily as roofing underlayment beneath shingles or tiles. Classified under HTS 4411.94.00.70 due to its fiberboard composition, low density, and bitumen impregnation for weather resistance.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%

Import Tips

Verify density certification (≤0.5 g/cm³) and bitumen impregnation content through lab testing to confirm HTS 4411.94.00.70 classification

Include supplier declarations on wood origin to comply with Lacey Act requirements for fiberboard products

Avoid misclassification as laminated products by ensuring no additional resin bonding layers beyond standard fiberboard production