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  2. Plenum cable - Wikipedia

    en.wikipedia.org/wiki/Plenum_cable

    Plenum cable. Plenum cable / ˈplɛnəm / is electrical cable that is laid in the plenum spaces of buildings. In the United States, plastics used in the construction of plenum cable are regulated under the National Fire Protection Association standard NFPA 90A: Standard for the Installation of Air Conditioning and Ventilating Systems.

  3. Fire damper - Wikipedia

    en.wikipedia.org/wiki/Fire_damper

    Fire damper. Interior of German mechanical fire damper inside of a galvanised steel duct. Fire dampers (or fire shutters) are passive fire protection products used in heating, ventilation, and air conditioning (HVAC) ducts to prevent and isolate the spread of fire inside the ductwork through fire-resistance rated walls and floors. [1]

  4. Smoke exhaust ductwork - Wikipedia

    en.wikipedia.org/wiki/Smoke_exhaust_ductwork

    Smoke exhaust ductwork. Smoke exhaust duct used to extract smoke generated during fire testing at National Research Council (Canada) 's National Fire Laboratory in Mississippi Mills, Ontario. Wikimedia Commons has media related to Smoke Exhaust Ductwork. Smoke exhaust ductwork, in Europe, is typically protected via passive fire protection means ...

  5. Fire alarm system - Wikipedia

    en.wikipedia.org/wiki/Fire_alarm_system

    Fire alarm system. A fire alarm system is a building system designed to detect, alert occupants, and alert emergency forces of the presence of fire, smoke, carbon monoxide, or other fire-related emergencies. Fire alarm systems are required in most commercial buildings. They may include smoke detectors, heat detectors, and manual fire alarm ...

  6. Aspirating smoke detector - Wikipedia

    en.wikipedia.org/wiki/Aspirating_smoke_detector

    Aspirating smoke detector. An aspirating smoke detector ( ASD) is a system used in active fire protection, consisting of a central detection unit which draws air through a network of pipes to detect smoke. [ 1] The sampling chamber is based on a nephelometer that detects the presence of smoke particles suspended in air by detecting the light ...

  7. Fire alarm control panel - Wikipedia

    en.wikipedia.org/wiki/Fire_alarm_control_panel

    A fire alarm control panel ( FACP ), fire alarm control unit ( FACU ), fire indicator panel ( FIP ), or simply fire alarm panel is the controlling component of a fire alarm system. The panel receives information from devices designed to detect and report fires, monitors their operational integrity, and provides for automatic control of ...

  8. Smoke detector - Wikipedia

    en.wikipedia.org/wiki/Smoke_detector

    A smoke detector is a device that senses smoke, typically as an indicator of fire. Smoke detectors/Alarms are usually housed in plastic enclosures, typically shaped like a disk about 150 millimetres (6 in) in diameter and 25 millimetres (1 in) thick, but shape and size vary. Smoke can be detected either optically ( photoelectric) or by physical ...

  9. Pressurisation ductwork - Wikipedia

    en.wikipedia.org/wiki/Pressurisation_ductwork

    Pressurisation ductwork. Pressurisation ductwork (sheet metal) externally fireproofed with pressed vermiculite boards, stapled together. Pressurisation ductwork made of Durasteel. Pressurisation ductwork is a passive fire protection system. It is used to supply fresh air to any area of refuge, designated emergency evacuation or egress route.

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