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7019.80.10/USG Securock Glass Mineral Wool Insulation/Japan

USG Securock Glass Mineral Wool Insulation from Japan

Fire-resistant glass mineral wool boards for shaft walls and plenums, tested to ASTM E84. Fits HTS 7019.80.10 as qualifying insulation product.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Include UL classification numbers for fire-rated assemblies

• Board thickness over 2 inches may trigger structural panel reviews