Roof Ceiling Assemblies

One hour roof ceiling assembly.

Roof ceiling assemblies.

Have a question about assemblies. Shaft wall limiting heights spans. Concrete with cellular steel 3 hr. One hour roof ceiling assembly.

Roof ceiling and floor ceiling construction assemblies which are tested and assigned hourly ratings mandated by building codes or other building safety requirements. Helpful documents and resources for usg s roof assemblies can be found on this page. Roof ceiling assemblies ceiling system lighting hvac outlets and other penetrants through the ceiling the plenum roof support structure and roof assembly including deck insulation and roofing system. I would like to apply the drywall directly to the bottom of the truss and also have insulation for sound control.

Refer to our roof ceiling assembly documents which includes ul fire rated roof assemblies for easy guidance through the assembly of a roof or ceiling on your next project. When insulation is used or 16 406 mm o c. You can use only the specific type size and minimum. Is this possible without using channels and what ul number would i use.

I am looking for a 1 hour roof ceiling assembly for wood truss construction. All new fire rated roof ceiling assembly files. No ceiling or suspension system product alone constitutes a fire rated assembly. Our cad and revit library of design drawings of wall intersections joints and other construction details.

Channels spaced 12 305 mm o c. When no insulation is used. Two types of fire rated construction assemblies pertain to acoustical ceiling systems. A finish rating is established for assemblies containing combustible wood supports.

3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete. Find usg product specific cad and revit files. The finish rating is defined as the time at which the wood stud or wood joist reaches an average temperature rise of 250 f or an individual temperature rise of 325 f as measured on the plane of the wood nearest the fire. Fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr.

Ul tests rate an entire assembly.