High-Density Rock Wool Batts for Partition Walls 24" from Japan
High-density (10 lb/cu ft) rock wool batts, 24 inches wide, for soundproof partition walls in multi-family housing. HTS 6806.10.00.40 applies to these thick mineral wool batts >61 cm wide for dual thermal/sound insulation, not coated or of excluded chapters like 71 or 94. Excellent mold resistance.
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
• Provide load-bearing test data if marketed for structural partitions to avoid reclassification as chapter 94 building materials
• Ensure no metal mesh reinforcement, which could shift to 7314 for wire products