Glazier's Putty

Glazier's putty is a traditional linseed oil-based mastic used to secure glass panes in window frames. It hardens over time to form a weatherproof seal, falling under HTS 3214.10.00 as a specific type of glazier's putty for glazing applications.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
šŸ‡ØšŸ‡³China3.7%+35.0%38.7%
šŸ‡²šŸ‡½Mexico3.7%+10.0%13.7%
šŸ‡ØšŸ‡¦Canada3.7%+10.0%13.7%
šŸ‡©šŸ‡ŖGermany3.7%+10.0%13.7%
šŸ‡ÆšŸ‡µJapan3.7%+10.0%13.7%

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2715.00.00.00Lower: 25% vs 38.7%

If primarily asphalt or bituminous based

Bituminous mastics are excluded from Chapter 32 and classified under heading 2715.

3506.91Lower: 12.1% vs 38.7%

If adhesive prepared on basis of polymers like epoxy

Polymer-based adhesives fall under Chapter 35 if not specifically mastics for glazing or filling.

3212.90.00Lower: 38.1% vs 38.7%

If sold in retail packaging as painter's filler

Retail-packaged pigments or fillers shift to heading 3212.

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Import Tips & Compliance

• Verify composition to ensure it meets nonrefractory mastic definitions; provide lab analysis if bitumen content exceeds limits

• Include safety data sheets (SDS) for VOC content to comply with EPA import regulations

• Label containers clearly with 'glazier's putty' to prevent reclassification as general caulking