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Glossary

Explore our latest project case studies, showcasing how Quelfire systems have been used across a range of real-world applications and building types.


  • Shuttering Slab

    Mineral Wool Shuttering Slab provides a simple means of shuttering to allow the use of fire protection compounds.

  • Single Opening

    A Single Opening is a prepared opening in a separating element wall/floor designed for services to pass through. It is a type of builder's hole.

  • Single Penetration Seal

    Just like it sounds, a single penetration is a single hole for a single service (or group of the same services). For instance, an individual cable (or bundle of cables)...

  • Smoke Barriers

    Smoke Barriers are smoke/gas-resistant barriers used to prevent the spread of smoke and/or gases.

  • Smoke Dampers

    Smoke dampers are driven by a motor, referred to as an actuator. A probe connected to the motor is installed in the duct's run and detects smoke, either in the...

  • Smoke Seals

    Like fire seals, smoke seals are installed around the edges of doors and windows, but they function somewhat differently. While fire seals only become visible when they expand during a...

  • Sleeve

    A pipe closure device that passes completely through the fire-separating element. May include an outer casing.

  • Splice

    The result of a factory and/or field method of joining or connecting two or more lengths of a fire-resistive joint system into a continuous entity.

  • Spray Fireproofing

    Application of intumescent or endothermic paints, as well as fibrous or cementitious plasters to keep substrates like structural steel, electrical or mechanical services, valves, liquefied petroleum gas (LPG) vessels, vessel...

  • Stability (Fire)

    Stability refers to the fire protection element’s capacity to withstand heat during a fire without collapsing, while still functioning properly. These elements include fire-rated partitions or barriers that are specifically...

  • Stay Put Policy

    The Stay Put policy follows simple guidelines; those occupants of the flat where the fire started must evacuate the premises and summon the Fire Service. If a fire occurs in...

  • Structural Fire Protection

    Structural fire protection safeguards essential structural components, such as steel and joint systems, from fire damage. This is achieved through fireproofing materials like spray-on thin-film intumescent and endothermic substances such...