Glass Wool Pipe Insulation Jacket from Japan
A pre-formed jacket made from glass wool specifically designed to wrap around pipes for thermal and acoustic insulation in HVAC systems. It falls under HTS 7019.80.10.20 as an insulation product classified as pipe covering, consisting of compressed glass wool with a foil or paper facing. This product meets the Chapter 70 definition of glass wool with sufficient silica content.
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
• Verify silica content exceeds 60% to confirm glass wool classification per Chapter 70 notes; include manufacturer specs in documentation
• Ensure facing material (e.g
• foil) doesn't alter primary glass wool composition
• Common pitfall: mislabeling as mineral wool, which shifts to 6806