Fire Resistant Drywall

Several thicknesses can be used in layers to achieve a higher fire rating.

Fire resistant drywall.

It is harder to cut and work than regular drywall and normally is used in garages rooms and apartment buildings as it is required by several building codes. Type x fire rated drywall is not a specialty product. It is available at local home improvement stores or contractors supply houses. Drywall thickness drywall thickness ranges from 1 4 inch to 5 8 inch with each serving a different purpose.

The 5 8 inch fire code drywall called type x increases a wall s fire rating to a minimum of 1 hour from the 30 minute rating for standard inch drywall. Steve miller sylvan lake mi. Get free shipping on qualified fire resistant drywall or buy online pick up in store today in the building materials department. Get free shipping on qualified fire resistant drywall sheets or buy online pick up in store today in the building materials department.

Fire rated drywall costs more than the regular drywall. 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. Type c fire rated drywall has more glass fiber reinforcement and other ingredients in the gypsum core that makes its fire resistive properties superior to type x. Or 3 5 8 inch 610 mm steel studs spaced 24 o c.

This is the so called fire resistant drywall. The goal in using fire resistant drywall is to slow the spread of fire from its origin limit the damage that is done and provide occupants time to evacuate to safety. Fire resistant drywall can t guarantee that it will always stop a fire from spreading. Has a minimum fire rating for the assembly of 1 hour which is a typical requirement for many building codes.

The wall systems they are approved for are different however. And it s not just thickness. Type x drywall is made with special noncombustible fibers. As a rule of thumb you can count on it costing about 10 percent to 20 percent more than conventional drywall of the closest possible thickness.

I d certainly pay a premium over standard drywall to have a more fire resistant structure. Both drywall type x and type c are approved for use in a 60 minute rated design. The inherent non combustibility of drywall appropriate selection of drywall type and.