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Commercial Glass Wool Floor Underlayment from Japan

Dense glass wool sheets placed under flooring for soundproofing in apartments and offices. HTS 7019.80.10.90 covers this as other glass wool insulation per fused silica inclusion.

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%

Import Tips

Include IIC/STC test results for building code verification

Specify density (e.g

1.5 lb/ft³) to match declared subheading

Prevent valuation disputes by itemizing recycled content accurately