Residential 1 Hour Fire Rated Interior Wall Assembly

Usg provides resources here for our ul wall assemblies for seamless integration into any construction project.

Residential 1 hour fire rated interior wall assembly.

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. This ul listed assembly is commonly used in type v multifamily construction in load bearing exterior walls. The door and frame assembly is fire rated with a 1 1 2 hours rating. It also allows for the use of fiberglass insulation.

And can be used with new masonry or drywall construction when the wall is being built. Fire safety caution passing a fire test in a controlled laboratory setting and or certifying or labeling a product as having a one hour two hour or any other fire resistance or protection rating and therefore as acceptable for use in certain fire rated assemblies systems does not mean that either a particular assembly system. The door panel and frame are made from galvanneal steel to ensure a good final paint adhesion. 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.

To the centerline of a street an alley or public way. 2 1 3 4 2. Fire rated wood frame wall and floor ceiling assemblies 5 ws4 1 1 one hour fire resistive wood frame wall assembly 2x4 wood stud wall 100 design load astm e 119 nfpa 251. This assembly is fire rated for 1 hour from both sides.

And since simpson fire doors have been designed to match other interior doors your fire rated doors will blend seamlessly with all doors in your home. Framing nominal 2x4 wood studs spaced 16 in. These wall assembly files are used for planning and estimation purposes for many ul wall types such as fire rated wall assemblies. To an imaginary line between two buildings on the lot.

Simpson offers thousands of choices for fire rated doors including 20 minute fire rated wood doors and mdf doors with fire ratings up to 90 minute. Type x gypsum board is wallboard to which non combustible fibers have been added. Fire separation distance fsd is he distance measured from the foundation wall or face of wall framing whichever is closer to one of the following. Rated under load to last at least 2 hours in a fire with exposure on the inside wall surface frt wood framing is allowed as an exception within the ibc code structural shear rated wall with interior fire exposure rating lp wall assembly for this application has been allowed by building code officials common applications.

O c double top plates single bottom plate. The frame is compatible with stud walls that have a thickness of 4 7 8 in.