New

Ask Wove anything about tariffs.

Try Tariff Assistant

Mineral Wool Roll Insulation

Flexible rolls of intermixture slag and rock wool fibers designed for attic and wall insulation applications. Falls under 6806.10.00 for mineral wools in rolls, prior to assembly into finished panels.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.9%+37.5%41.4%
🇲🇽Mexico3.9%+10.0%13.9%
🇨🇦Canada3.9%+10.0%13.9%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

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

6806.20.00Lower: 37.5% vs 41.4%

If primarily expanded foamed slag

Foamed slag or similar expanded minerals shift to 6806.20, excluding traditional wools.

6812.99Lower: 12.5% vs 41.4%

If fabricated with fabric facing for retail sale

Faced insulation boards with textile covering classify under 6812 for fabricated mineral articles.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Measure density; high-density rolls risk reclassification as 6811 articles

• Require supplier affidavits confirming no binders making it a 'finished article'

• Comply with EPA formaldehyde emission standards for U.S. entry