Fire rated assemblies are tested and certified in their entirety.

Ul fire rated ceiling assemblies.
Ul product iq tm you can access all current ul fire resistance rated designs using our free product iq tm on line search tool available at product iq is free to use and only requires a simple one time registration.
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.
Determine the existing or planned building elements including structural mechanical electrical and finish materials in the fire rated assembly.
Ul fire rated roof ceiling assemblies.
The standards council of canada recognizes ul as an accredited testing.
Size duct area per assembly construction design rating tilespanels panel system ceiling area 100 sq.
See ul fire resistance directory for complete design details.
Fire rated wood frame wall and floorceiling assemblies.
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The addition of insulation to any one or two hour fire resistance rated floor ceiling or roof ceiling assembly is permitted provided that one additional layer of gypsum board of the same type.
Selecting the right ul fire rated assembly.
For occupancies such as stores apartments of fices and other commercial and industrial uses build ing codes commonly require floorceiling and wall assemblies to be fire resistance rated in accordance with standard fire tests.
These assemblies need to meet fire and smoke safety and environmental sustainability requirements.
You can use only the specific type size and minimum thickness of fire guard ceilings or suspension system identified in each assembly.
No ceiling or suspension system product alone constitutes a fire rated assembly.
Between the ceiling membrane and the floor or roof structure could possibly reduce the fire resistance rating.
The ratings relate to fire tests designed to determine how quickly fire can raise the temperature to unacceptable levels.
Ul is a global independent safety science company with more than a century of expertise innovating safety solutions.
Building code requirements.
Refer to the fire resistance rating summary to determine the ul design numbers and ceiling.
Shaft wall solutions for wood frame buildings civil understanding fire rated assemblies georgia pacific gypsum searchable assemblies library georgia pacific gypsum searchable assemblies library fire rated construction unvented roofs and you 2017 ibc inspection of fire resistance rated floors.
To confine and isolate fire within a zone comprised of fire resistance rated walls ceiling and floor assemblies.
Ul tests rate an entire assembly.
These designs are identified in the ul fire.
Establish the hourly rating needed to meet code requirements.
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