Mold-Resistant Purpleboard Drywall
Purple paper-faced gypsum designed for mold-prone environments, with antimicrobial treatment in the core and paper. Fits 6809.11.00 as paper is the only reinforcement.
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 chemical treatments dominate composition
Prepared chemical binders for plaster may go to Chapter 38.
If with glass veil facing
Glass-reinforced versions for mold resistance use other subheading.
If clay-based ceramic boards
Non-gypsum moisture boards classify as ceramics.
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
• Provide EPA or lab tests for antimicrobial claims
• Color of paper doesn't affect classification—focus on composition
• Avoid reclassification by confirming no silicone additives in core
Related Products under HTS 6809.11.00
Moisture-Resistant Greenboard Drywall
Gypsum panels with green paper facing designed for high-humidity areas like bathrooms. It qualifies for HTS 6809.11.00 as the moisture resistance comes from the paper treatment, with no other reinforcements.
High-Strength Paperfaced Plaster Panels
Reinforced gypsum core with standard paper facing for structural applications. Classified 6809.11.00 as strength derives from plaster density, not non-paper materials.
Standard Gypsum Drywall Sheets
These are gypsum board panels faced on both sides with paper, used for interior walls and ceilings in residential construction. They fall under HTS 6809.11.00 as boards of plaster compositions reinforced solely with paper or paperboard, without additional ornamentation or other reinforcements.
Paper-Faced Plasterboard Panels
Flat panels made from gypsum plaster core encased in heavy-duty paper liner, ideal for partitioning in commercial buildings. Classified under 6809.11.00 due to exclusive paper reinforcement and lack of ornamental features.
Fire-Rated Type X Gypsum Board
Paper-faced gypsum boards with special core additives for 1-hour fire resistance, used in multi-family housing. Falls under 6809.11.00 as fire rating is in the plaster composition, reinforced only by paper.
Abuse-Resistant Paperfaced Drywall
High-impact gypsum panels with denser core and paper facing for high-traffic areas like schools. Classified in 6809.11.00 solely due to paper reinforcement on plaster-based sheets.