Basalt Fiber Rock Wool Roofing Board
Rigid roofing insulation boards made from melted basalt rock fibers. Classified under HTS 6806.90.00 as other mineral wool insulating articles.
Import Duty Rates by Country of Origin
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.
If considered worked building stone
Granite/marble-like mineral boards could be chapter 68 stone if not fibrous.
If coke/coal tar impregnated versions
Bituminous mineral wools exclude to chapter 27.
If cement-bonded mineral fiber boards
Portland cement composites shift to heading 6810 articles.
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Import Tips & Compliance
• Confirm basalt (not asbestos) origin with geological assay reports
• UL fire rating documentation prevents refractory misclassification
Related Products under HTS 6806.90.00
Foamed Slag Thermal Panels
Pre-fabricated panels of expanded foamed slag for industrial furnace insulation. HTS 6806.90.00 covers these as sound- and heat-insulating articles of expanded mineral materials, excluding chapter 69 products.
Mixture Mineral Wool Soundproofing Panels
Composite panels blending rock wool and expanded clay for studio sound absorption. HTS 6806.90.00 for mixtures/articles of heat/sound-insulating minerals other than 6811/12.
Perlite Loose-Fill Insulation Bags
Bagged expanded perlite granules for attic loose-fill insulation applications. HTS 6806.90.00 covers these expanded mineral materials packaged as insulating articles.
Rock Wool Insulation Batt
A pre-cut batt made from spun rock wool fibers, designed for thermal and acoustic insulation in walls and ceilings. It falls under HTS 6806.90.00 as a heat-insulating and sound-absorbing article of mineral material, not classified under headings 6811, 6812, or chapter 69.
Exfoliated Vermiculite Insulation Board
Compressed boards of expanded vermiculite used for fire-resistant insulation in construction. Classified under HTS 6806.90.00 as an article of expanded mineral material for heat-insulating purposes, distinct from mixtures of 6811 or ceramics.
Mineral Wool Acoustic Ceiling Tiles
Suspended ceiling tiles incorporating rock wool core for sound absorption in offices. Falls under HTS 6806.90.00 as sound-insulating articles of mineral materials, not furniture of chapter 94.