Cast In Collars
Fire Collars that are fixed to form work prior to the pouring of a concrete slab.
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Cavity Barriers
A construction, other than a smoke curtain, provided to close a concealed space against penetration of smoke or flame, or provided to restrict the movement of smoke or flame within...
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Certificate of Conformity
A declaration of the conformity with the type of approval of EC. The purpose of this document is to ensure the free movement of goods within the European Union, specifically...
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Char
Partially burn to blacken the surface.
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Cladding
Boards used for the same purpose and in the same applications as spray fireproofing. Materials for such cladding include perlite, vermiculite, calcium silicate, gypsum, intumescent epoxy, Durasteel (cellulose-fibre reinforced concrete...
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Classification
A performance level assigned to a product following a test to a European Standard.
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Closures
Sometimes firestops are treated in building codes identically to closures. Canada de-rates closures, where, for instance a 2-hour closure is acceptable for use in a 3-hour fire separation, so long...
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CLT (Cross-laminated Timber)
Cross-laminated timber (CLT) is a wood panel product made from gluing together layers of solid-sawn lumber, i.e., lumber cut from a single log. Each layer of boards is usually oriented...
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Cold Smoke
Smoke at ambient temperatures.
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Collar
A pipe closure device incorporating an outer casing which acts as a restraint for an intumescent material, enabling the collar to be either surface fixed to the fire separating element...
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Combustible
Able to catch fire and burn easily.
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Compartment Wall and/or Floor
A fire-resisting wall or floor that provide a barrier and separate one fire compartment from another.