Two layers 5 8 15 9 mm densglass fireguard sheathing applied vertically or horizontally to 2 x 4 wood studs 16 406 mm o c.
Roof ceiling assembly in concrete.
Insulation in this case will be below the roof deck or considered part of the ceiling assembly.
Helpful documents and resources for usg s roof assemblies can be found on this page.
12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr.
A concrete roof is exactly what it sounds like.
Face layer attached with 2 3 8 60 mm galvanized roofing nails 8 203 mm o c.
Exact specifications vary but most concrete roofs are several inches thick.
Our range of drawings can help pros plan projects more effectively by utilizing designs for a fire rated ceiling assembly.
276 fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr.
A solid slab of concrete capping the top of your house.
Concrete slab with concrete beam support.
Stagger joints between.
Z106hy protected floor ceiling.
Here you can find drawings for our ul fire rated floor assemblies and ul fire rated ceiling assemblies.
Ibc item 4 or item 5 would allow use of assemblies tested as floor ceiling or roof ceiling in the other application even if not specified as such in the listing based upon rational design provided to the building official.
However floor ceiling designs that specify a finish floor are typically not used as roof ceiling assemblies.
No ceiling or suspension system product alone constitutes a fire rated assembly.
Roof ceiling and floor ceiling construction assemblies which are tested and assigned hourly ratings mandated by building codes or other building safety requirements.
G floor ceiling designs concrete and steel joists i non load bearing horizontal barrier j or k floor ceiling designs precast and field poured concrete l floor ceiling designs wood or combination wood and steel joist assemblies n beam designs for floor ceiling assemblies p roof ceiling designs s beam designs for roof ceiling assemblies.
You can use only the specific type size and.
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.
Concrete with cellular steel 3 hr.
Click here for roof assemblies and.
Urb concealed grid system and tile.
For example the florida based company hurricane proof systems offers a 7 inch 18 centimeter slab of concrete in three layers.
See the links below for building code information about r values and residential construction.
Base layer attached with 1 7 8 48 mm galvanized roofing nails 16 406 mm o c.