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...
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Sleeve
A pipe closure device that passes completely through the fire-separating element. May include an outer casing.
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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.
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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...
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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...
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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...
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Stud
Components of wood or metal that form a framework to which board facings are fixed to create a stud partition.
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Substrate Construction
Substrate construction is a reference to the wall or floor system that forms the fire compartmentation. Different products and systems will provide different levels of fire resistance. Whilst certain test...
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Soft Char
These intumescents produce a light char, a poor conductor of heat, which thus delays heat transfer. Ablative coatings, for example, contain a significant amount of hydrates. When the hydrates are...