Concrete with cellular steel 3 hr.
Fire rated roof ceiling assemblies.
722 6 2 1 fire resistance rating of wood frame assemblies.
Meet astm e1264 class a rating.
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.
These assemblies need to meet fire and smoke safety and environmental sustainability requirements.
2 x 8 16 o c span 12 live load 40 lbs w 3 4 t g plywood ceiling 1 2 non rated gwb.
Fire guard ceilings and grid systems are designed to provide enhanced resistance against structural failure.
3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete.
Have a question about assemblies.
Urb concealed grid system and tile.
Roof ceiling and floor ceiling construction assemblies which are tested and assigned hourly ratings mandated by building codes or other building safety requirements.
Ul tests rate an entire assembly.
You can use only the specific type size and minimum.
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 rated wall floor and ceiling assemblies provide the necessary fire and smoke barriers to create compartmentalization during a fire safeguarding against the spread of fire and smoke within a building or to and from a building.
12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr.
Fire rated assemblies are tested and certified in their entirety.
2 x 10 16 o c span 12 14 live load 40lbs w 3 4 wood sheathing ceiling 3 8 gwb.
Floor ceiling.
This section contains procedures for calculating the fire resistance ratings of walls floor ceiling and roof ceiling assemblies based in part on the standard method of testing referenced in section 703 2.
The ratings relate to fire tests designed to determine how quickly fire can raise the temperature to unacceptable levels.
Fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr.
Roof floor ceiling time assembly ff file no.
No ceiling or suspension system product alone constitutes a fire rated assembly.
The fire resistance rating of a wood frame assembly is equal to the sum of.
Benefits of fire guard ceilings and grid.
Helpful documents and resources for usg s roof assemblies can be found on this page.