Ul design u465 v438.
2 hour fire rated wall drywall.
Head of wall firestop system firestop sealant double top track.
There are many ways to meet the requirements for 2 hour fire rated separation walls including foundation to roof masonry walls separating the units.
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Cover wood framed walls with a single layer of 3 4 inch type x drywall rated for 120 minutes of fire resistance.
The ratings relate to fire tests designed to determine how quickly fire can raise the temperature to unacceptable levels.
Ss 105 1 hour partition with deflection track.
Gold bond brand fire shield shaftliner consists of a fire resistant type x gypsum core encased in a heavy moisture resistant and green paper that is made from 100 percent recycled content.
Elements of buildings the fire resistance rating classifies the ability of an assembly to confine and isolate fire within a zone comprised of fire resistance rated walls ceiling and floor assemblies.
1 2 12 7 mm toughrock fireguard c or 1 2 12 7 mm densarmor plus fireguard c gypsum panel applied perpendicular to resilient channels 24 610 mm o c.
With 1 25 mm type s drywall screws 12 305 mm o c.
For this reason a fire rated drywall is sometimes called one hour fire wallboard.
Use thicker drywall for a two hour rating if double sheeting is not an option with fire resistant insulation between the wall studs.
These wall assembly files are used for planning and estimation purposes for many ul wall types such as fire rated wall assemblies.
Dricore smartwall 4 in.
Usg provides resources here for our ul wall assemblies for seamless integration into any construction project.
All in one wall panel with light switch box model fg10026.
Gypsum panel end joints located midway between continuous channels and attached to additional pieces of channels 54 1372 mm long with screws 12 305 mm o c.
If a conventional 1 2 inch thick sheet of drywall will stand up to 30 minutes of fire then the added 1 8 inch found in the type x drywall along with its other properties will double your margin of safety to 60 minutes.
Type x gypsum board is wallboard to which non combustible fibers have been added.