Has a minimum fire rating for the assembly of 1 hour which is a typical requirement for many building codes.
Fire resistant gypsum board.
Type x drywall is 5 8 inches thick.
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Drywall typically comes in 1 4 inch 3 8 inch and 1 2 inch thicknesses.
Fire resistant cement boards drywall the home depot store finder.
Finally the gypsum and fiberglass are packed tighter and denser than with regular drywall.
The passive fire resistance provided by fire resistant rated gypsum based assemblies for walls ceilings floors and other building systems slows or prevents the spread of fire allows time for evacuation and limits fire damage.
Fire resistant gypsum board can be used in any assembly where the corresponding ul classified 1 2 type c or 5 8 type x drywall is approved.
Type x fire rated gypsum drywall that is 5 8 inch 15 9mm thick and installed on each side of nominal 2 inch x 4 inch 38x89mm wood studs spaced 16 inch 400mm o c.
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Type c fire rated drywall sometimes referred to as improved.