Cellular NR HVAC Duct Seal Profile from Japan
Profile shapes of foamed natural rubber for sealing HVAC duct joints, featuring interlocking flange design. Classified in 4008.19.20.00 for cellular natural rubber profiles not qualifying as plates/sheets/strip.
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 compression set test results confirming cellular rubber properties
• Avoid co-extrusion with plastics that could trigger Chapter 39 classification
• Document extrusion tooling specs showing complex profile geometry