Fire Rated Drywall Thickness

Drywall product thickness in 1 2 in.

Fire rated drywall thickness.

This thicker drywall is often called fire resistant drywall. Type x gypsum board is wallboard to which non combustible fibers have been added. The thickest of all the types of drywall 5 8 inch drywall is often fire resistant drywall. According to the book commercial drafting and detailing a typical one hour fire rated wall consists of 2x4 studs spaced 16 inches from the center of one stud to the center of the next covered by 5 8 inch type x gypsum board.

Drywall typically comes in 1 4 inch 3 8 inch and 1 2 inch thicknesses. It makes a great choice for ceiling applications because it helps to prevent sagging over time. Fire resistant 7 moisture resistant 4 mold resistant 1 no additional features. Type x drywall is 5 8 inches thick.

Has a minimum fire rating for the assembly of 1 hour which is a typical requirement for many building codes. For example for an 8 in. A 60 minute fire rating is a measure of the amount. Finally the gypsum and fiberglass are packed tighter and denser than with regular.

For the pro. In addition to the usual gypsum found in regular drywall fire rated drywall contains glass fibers to form a super tough core. 203 mm limestone aggregate concrete masonry wall with a maximum control joint width of in. Or 3 5 8 inch 610 mm steel studs spaced 24 o c.

Type c fire rated drywall sometimes referred to as improved. 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. Durock is manufactured in sheets with a thickness of anywhere from 1 4 to 5 8 inch a width of 32 36 or 38 inches and a length between 4 and 10 feet. The exact fire rating of durock is dependent on the other materials used during construction but a panel 1 4 or 1 2 inch thick typically provides an additional hour of fire protection.

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 x has a denser core and contains glass fibers that keep it from crumbling in the heat. Thicker drywall may be required by code for any wall or ceiling covered with a texture or skim coat where studs or joists are spaced 24 inches on center rather than 16 inches. Thickness and composition.

Common walls between residential living spaces and attached garages for example require a fire resistant. Get free shipping on qualified fire resistant drywall sheets or buy online pick up in store today in the building materials department. It is 13 pounds lighter than other varieties for the same size and thickness. 13 mm a 1 in.

And it s not just thickness that makes the difference. Truck tool rental. 51 mm thickness can be used.