Residential 1 Hour Fire Rated Interior Wall Assembly

Type x gypsum board is wallboard to which non combustible fibers have been added.

Residential 1 hour fire rated interior wall assembly.

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. 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. The door and frame assembly is fire rated with a 1 1 2 hours rating. These wall assembly files are used for planning and estimation purposes for many ul wall types such as fire rated wall assemblies.

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. 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. To the closest interior lot line. And can be used with new masonry or drywall construction when the wall is being built.

2 1 3 4 2. To an imaginary line between two buildings on the lot. 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. This assembly is fire rated for 1 hour from the interior side only except when brick is the exterior facing.

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 assembly is fire rated for 1 hour from both sides. This ul listed assembly is commonly used in type v multifamily construction in load bearing exterior walls. It also allows for the use of fiberglass insulation.

The door panel and frame are made from galvanneal steel to ensure a good final paint adhesion. To the centerline of a street an alley or public way. Framing nominal 2x4 wood studs spaced 16 in. Usg provides resources here for our ul wall assemblies for seamless integration into any construction project.

The frame is compatible with stud walls that have a thickness of 4 7 8 in. 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.