Plaster Fire Barrier Putty from Canada
Non-hardening plaster-based putty designed to seal penetrations in fire-rated walls. Made from gypsum compositions for firestop applications in construction. HTS 6809.90.00.00 covers such specialized plaster articles.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide fire-rating test certifications from UL or equivalent standards
• Declare exact chemical composition to confirm plaster base vs. chemical compounds
• Avoid classifying as 'tools' (Chapter 82); emphasize as sealing material