Engineered to Perform Under Pressure

Engineered for strength, safety, and simplicity, DragonBoard MgO panels deliver fire rated performance without the weight of concrete.

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Built to Outperform Concrete and Plywood

DragonBoard is a structural magnesium oxide panel designed for subfloor and wall applications. It replaces poured concrete, cement board, and gypsum systems, reducing installation time and freight costs while maintaining strength, safety, and code compliance.

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Fire-Rated for 1- and 2-Hour Floor Assemblies

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ASTM E119 / E136 Tested

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Installs with Standard Carpentry Tools

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Available in 4×8 Sheets, ½″ Thick

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Weighs 4.8 lbs per sq. ft.

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Health-Conscious Composition

Zero formaldehyde or toxic adhesives.

Technical Performance & Ratings

Certified for strength, fire resistance, and sound performance.

UL Floor Assemblies

DragonBoard is the premier alternative to traditional drywall and subflooring for projects that demand superior safety and durability. From fire-rated wall assemblies to high-traffic flooring, our MgO boards provide a single-source solution for the most challenging environments.

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Structural Load Testing

DragonBoard has passed diaphragm testing (ASTM E455), which is important for structural performance in lateral load conditions

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Diaphragm Shear Data

DragonBoard’s test aims to eliminate this uncertainty by providing data backed by ASTM E455 testing. Helps support the use of DragonBoard not just as fire-rated subflooring but as a performance-qualified diaphragm sheathing.

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Built to Outperform Concrete and Plywood

DragonBoard is a structural magnesium oxide panel for subfloor and wall applications. It replaces poured concrete, cement board, or gypsum systems, reducing install time and freight costs while maintaining strength, safety, and code compliance.

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Sustainability

DragonBoard’s sustainability profile is driven by its mineral, non toxic composition and energy efficient production, along with low greenhouse gas impact and material reuse and recyclability. These qualities support long term performance and reduced environmental impact compared to many traditional subflooring and sheathing products.

Sustainability

Million+

Square Feet Supplied

US States Shipped

-Hour

UL-Certified Fire Rating

System STC Sound Rating

Specs, Certifications, And Testing Resources

Installation Instructions

Submittal Sheet

Testing Data

Superior Protection. Zero Toxins.

Ready to integrate UL-certified fire ratings and STC 59 acoustics into your next build?