DragonBoard structural subfloor may be used with any of the following compontents as listed in Underwriters Laboratories (UL) design G575:
Nonstructural Options in Floor Assemblies:
UL G575 As Shown:
1. ¾” thick flooring system designated “DragonBoard”
2. Cold-Formed Steel Joist or Truss
3. Joist Bridging (not shown)
4. Clip Angles (not shown)
5. 3 ½” glass fiber batt insulation
6. Resilient metal channels spaced 12” o.c.
7. 2 layers of ⅝” gypsum board on ceiling side
Download UL-G575: PDF | 845 kb
Or Login to UL Product IQ to View G575
Have a question about DragonBoard?
DragonBoard is a UL-Approved Fire-Proof construction panel. - UL G575 and UL 055 ASTM-Tested and A-Rated
DragonBoard is non-nutrient to mold, fungus, and insects ASTM G-21
DragonBoard has been freeze/thaw-Tested for 36 months. Will not disintegrate when immersed in water or exposed to freeze/thaw cycles for prolonged periods of time.
DragonBoard recommended assemblies consist of exterior wall, interior wall, shaftwall, steel column, staircase, ceiling/floor, and roofing.
Impact-Resistant - ASTM D-5628
Sound Transmission Class-Rated 53-54
DragonBoard is manufactured from mineral components and water. It contains:
No organic solvents
No toxic ingredients
No heavy metal salts
Substantial savings realized due to reduced labor costs. The smooth surface can be painted or wallpapered directly and the textured side is ready for ceramic tile applications.
DragonBoard is listed in the Materials and Equipment Acceptance (MEA) Index for New York City.
DragonBoard is manufactured with sustainability in mind. The entire manufacturing process is conducted at room temperature.