Narrow Glass Wool Batts for HVAC Duct Lining from Japan
Slim 3-4 inch wide batts foil-faced for lining rectangular HVAC ducts internally. Classified HTS 7019.80.10.10 as glass wool batt insulation despite HVAC end-use. Meets SMACNA standards for low friability.
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
• Comply with UL 181 for air duct materials certification
• Declare as liner only, not outer jacket to stay in 7019
• Test for mold resistance (ASTM D3273) in humid import markets