Butyl Rubber Glaziers' Putty from China
Butyl rubber glaziers' putty is a non-hardening sealant formulated to bed glass in window frames, providing long-term protection against air and moisture infiltration. It is classified under tariff item 3214.90.00 as a glaziers' putty, meeting the heading's description for mastics and putties used in construction.
Duty Rate — China → Canada
6.5%
Import Tips
• Ensure the putty is packaged for retail sale or in bulk with clear labelling to avoid classification disputes
• Provide a material safety data sheet (MSDS) if required by CBSA
• Verify that the product does not contain asphalt or bitumen, which would shift classification to heading 27.15