Kieselguhr Insulation Filler from Mexico
Powdered kieselguhr for thermal insulation in construction, featuring ultra-low density under 1. As a siliceous fossil earth, it is covered by HTS 2512.00.00.00.
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
• Fire rating documentation; bulk density certs; not for finished panels