Mineral Wool Pipe Insulation Wrap from Mexico
Flexible wrap of rock wool with foil facing for insulating steam pipes. Covered by HTS 6806.90.00 as sound/heat-insulating mineral articles, excluding chapter 69 products.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Foil vapor barrier specs must not trigger metal classification changes
• ASME B31 piping code compliance documentation recommended