firestop
See also: fire-stop and fire stop
English
Combination firestop sample with multiple penetrants using firestop mortar.
Firestops as seen from underneath, of two types for three pipe penetrations.
Alternative forms
- fire stop
Etymology
fire + stop
Noun
firestop (plural firestops)
- (construction) A fire block.
- (construction) Any multi-component system designed to stop fire and smoke from migrating through openings around piping, wiring, ductwork, cable trays, bus ducts, etc., as well as through movement joints in walls and floors that are required to have a fire-resistance rating.
Synonyms
- (fire block): draft stop
Further reading
Anagrams
- firepots, postfire