Firestop — A firestop is a passive fire protection system of various components used to seal openings and joints in fire resistance rated wall and/or floor assemblies, based on fire testing and certification listings. Unprotected openings in fire… … Wikipedia
Firestop pillow — Firestop pillows are passive fire protection items, used for firestopping holes in wall or floor assemblies required to have a fire resistance rating. The products must be used in accordance with a valid certification listing, subject to listing… … Wikipedia
firestop — /fuyeur stop /, n. any object built into a building frame to block a concealed hollow space through which a fire might pass from one part of the building to another. [1895 1900; Amer.; FIRE + STOP] * * * … Universalium
firestop — /fuyeur stop /, n. any object built into a building frame to block a concealed hollow space through which a fire might pass from one part of the building to another. [1895 1900; Amer.; FIRE + STOP] … Useful english dictionary
Mortar (firestop) — Firestop mortars are mortars most typically used to firestop large openings in walls and floors required to have a fire resistance rating. They are passive fire protection items. Firestop mortars differ in formula and properties from most other… … Wikipedia
Penetration (firestop) — A penetration, in firestopping, is an opening , such as one created by the use of a cast in place sleeve, in a wall or floor assembly required to have a fire resistance rating, for the purpose of accommodating the passage of a mechanical,… … Wikipedia
Annulus (firestop) — The Annulus, or annular space, is the space between a penetrant and whatever surrounds it, such as the sides of an opening or a sleeve, as the case may be.Sometimes an annulus can be offset , meaning that the penetrant is not centred.If the… … Wikipedia
Fire-resistance rating — A fire resistance rating typically means the duration for which a passive fire protection system can withstand a standard fire resistance test. This can be quantified simply as a measure of time, or it may entail a host of other criteria,… … Wikipedia
Passive fire protection — (PFP) is an integral component of the three components of structural fire protection and fire safety in a building. PFP attempts to contain fires or slow the spread, through use of fire resistant walls, floors, and doors (amongst other examples) … Wikipedia
Packing (firestopping) — Packing is the process and/or the materials used in filling both service penetrations and building joints with backer materials as approved components within a firestop.PurposePacking with inherently fire resistive materials, such as rockwool or… … Wikipedia