Cellular NR HVAC Duct Seal Profile from Canada
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 — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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