Roof Ceiling Assemblies

Fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr.

Roof ceiling assemblies.

Ul tests rate an entire assembly. 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. One hour roof ceiling assembly. 12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr.

No ceiling or suspension system product alone constitutes a fire rated assembly. One hour roof ceiling assembly. I am looking for a 1 hour roof ceiling assembly for wood truss construction. Is this possible without using channels and what ul number would i use.

3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete. Roof ceiling steel framed one layer 5 8 15 9 mm toughrock fireguard c gypsum board or 5 8 15 9 mm densarmor plus fireguard c gypsum panels applied at right angles to resilient or rigid furring channels with 1 25 4 mm type s drywall screws 12 305 mm o c. All new fire rated roof ceiling assembly files. When no insulation is used.

I would like to apply the drywall directly to the bottom of the truss and also have insulation for sound control. Shaft wall limiting heights spans. 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. Urb concealed grid system and tile.

Concrete with cellular steel 3 hr. When insulation is used or 16 406 mm o c. Find usg product specific cad and revit files. Channels spaced 12 305 mm o c.

Have a question about assemblies. A finish rating is established for assemblies containing combustible wood supports. Our cad and revit library of design drawings of wall intersections joints and other construction details. 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.

You can use only the specific type size and minimum.