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.
Fire rated drywall fire rating chart.
Fire and sound ratings fire ratings fire resistance is the ability of an assembly constructed in a laboratory to contain a fire in a carefully controlled test setting for a specified period of time.
A durock panel with a thickness of 1 2 or 5 8 inch can provide two hours of fire protection when installed correctly and in conjunction with all fireproofing.
16 57 1 2 p219 2 24 x 48.
In addition to the usual gypsum found in regular drywall fire rated drywall contains glass fibers to form a super tough core.
You can use only the specific type size and minimum.
Drywall typically comes in 1 4 inch 3 8 inch and 1 2 inch thicknesses.
Fire resistance assembly chart fire resistance deck construction type ul design number concrete thickness panel or tile.
Gypsum board partitions wood framing load bearing 1 not rated n a 36 ngc 2012051 2 not rated n a 39 ngc 2009047 3 not rated n a 43 ngc 2009040 4 not rated n a 42 ngc 2012065 5 not rated n a 49 ngc 2009027.
The ratings relate to fire tests designed to determine how quickly fire can raise the temperature to unacceptable levels.
Type x drywall is 5 8 inches thick.
No in residential construction fire rated assemblies are only specified for garages and most homeowners with attached garages are probably not aware of the fire rating for that wall.
Astm e119 standard test methods for fire tests of building construction and materials is the test standard for determining the fire resistance.
Or 3 5 8 inch 610 mm steel studs spaced 24 o c.
Same can probably be said for occupants of multi family homes with separation walls and unless you are replacing the drywall in an attached garage there.
5 8 pc plus 1 2 gypsum bd.
Rating design description stc test no.
Has a minimum fire rating for the assembly of 1 hour which is a typical requirement for many building codes.
Finally the gypsum and fiberglass are packed tighter and denser than with regular drywall.
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 c fire rated drywall sometimes referred to as improved.
System product alone constitutes a fire rated assembly.
