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2. UL (safety organization) - Wikipedia

   en.wikipedia.org/wiki/UL_(safety_organization)

   The UL enterprise [4] is a global private safety company headquartered in Northbrook, Illinois, composed of three organizations, UL Research Institutes, UL Standards & Engagement and UL Solutions. Established in 1894, the UL enterprise was founded as the Underwriters' Electrical Bureau (a bureau of the National Board of Fire Underwriters ), [ 5 ...

3. Fire door - Wikipedia

   en.wikipedia.org/wiki/Fire_door

   Fire-resistance rated door, with wire mesh glass vision panel Industrial grade fire door rated to hydrocarbon curve and blast resistance Double fire door immediately after 3-hour fire test inside a 4-hour rated Durasteel wall Double fire door after 3-hour fire test in a 4-hour Durasteel wall, during successful 45PSI (3.1 bar) hose stream test leading to a UL Listing [1]

4. Fire-resistance rating - Wikipedia

   en.wikipedia.org/wiki/Fire-resistance_rating

   The completed test sample is inserted into a furnace such that one side is exposed to a fire. The test is terminated when the fire stops successfully meet the test criteria in minimizing the amount of heat and smoke allowed to pass through the assembly, when the fire penetrates the fire stops. This determines the fire stop F-Rating.

5. Firestop - Wikipedia

   en.wikipedia.org/wiki/Firestop

   Junctions between fire-resistance-rated wall or floor assemblies; Head-of-wall (HOW) joints, where non-load-bearing wall assemblies meet floor assemblies; Numeric characters are used to identify what penetrant, if any, can be found within the present system and help identify what UL-tested system was used.

6. Standards for Alarm Systems, Installation, and Monitoring

   en.wikipedia.org/wiki/Standards_for_Alarm...

   Standards that have been updated include UL 365, UL 603, UL 609, UL 636, UL 1076, UL 1610, and UL 1635, among others. [ 16 ] This standard specifies the technical criteria for various components and aspects of the alarm systems, such as installation requirements, enclosures, electrical protection, field wiring connections, internal wiring, and ...

7. Firewall (construction) - Wikipedia

   en.wikipedia.org/wiki/Firewall_(construction)

   There are three main classifications of fire rated walls: fire walls, fire barriers, and fire partitions. A firewall is an assembly of materials used to delay the spread of fire a wall assembly with a prescribed fire resistance duration and independent structural stability. This allows a building to be subdivided into smaller sections.

8. Fire alarm control panel - Wikipedia

   en.wikipedia.org/wiki/Fire_alarm_control_panel

   A fire alarm system consists of a computer-based control connected to a central station. The majority of fire alarm systems installed in the US are monitored by a UL listed or FM Global approved supervising station. These systems will generally have a top level map of the entire site, with various building levels displayed.

9. Passive fire protection - Wikipedia

   en.wikipedia.org/wiki/Passive_fire_protection

   Fire-resistance rated wall assembly with fire door, cable tray penetration and intumescent cable coating. Passive fire protection (PFP) is components or systems of a building or structure that slows or impedes the spread of the effects of fire or smoke without system activation, and usually without movement. [1]