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DragonBoard is a U.S. patented, UL approved fire resistant, water resistant, high-impact construction panel that is well-suited for both interior and exterior sheathing applications. With its mold resistant, fire resistant and high impact properties, DragonBoard should be used whenever there is a high value placed on a building’s contents and equipment or when health and safety concerns exist.

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DragonBoard Installation

DragonBoard offers continuing education through Architect-Forum.

A-F is an AIA CES and IDCEC continuing education provider and has developed hundreds of training courses for manufacturers in support of free continuing education courses available online or in-person presentation format.

Discover why tens of millions of square feet of ¾” DragonBoard® MgO sub-flooring have been installed worldwide!

  • Less expensive than the USG® alternative;
  • Lighter-weight/greater load-bearing vs. cement board;
  • Sustainable - replaces 2” of poured concrete;
  • Easier to install than T/G cement board;
  • UL and ASTM tested;
  • 59 STC in floor/ceiling assembly;
  • Mold/Fire/Insect/Fungus-proof;
  • Impervious to water;

Now available in the Lone Star State!

Contact us today for more information or to schedule a DragonBoard MgO Subfloor AIA CE Lunch and Learn


DragonBoard USA is proud to announce a Dragonboard dealer agreement for Canada with:


MegaPlus Group of Companies

3081-A Universal Drive, 

Mississauga, ON. CANADA L4X 2E2

Office: +1 (905) 282-9900

Cell : +1 (416) 561-7017 

Fax : +1 (905) 282-9921 / 


DragonBoard USA has begun testing an exciting MgO roofing substrate that is load-bearing, highly water resistant, and will hold nails/fasteners anywhere on its surface.

This residential project in Louisiana featured Dragonboard over a crawlspace for the main floor. Notice the shiplap edge along the eight-foot sides of each panel which makes installation easier.