Soundproof Multiple-Walled Glass Unit from Japan
Insulated glass unit with asymmetric pane thicknesses and air space tuned for noise reduction in urban windows. HTS 7008.00.00.00 applies as multiple-walled glass for insulation, with acoustic benefits secondary. Common in hotels near airports.
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 STC (Sound Transmission Class) ratings from independent tests in entry docs
• Specify laminated interlayers if present to prevent 7008 exclusion