Meanings
nounfirestopping (uncountable)
- uncountableMaterial used as a firestop.
Firestopping, even if installed, is often made ineffective by maintenance work or new installations, for example, cable TV.
2006, Francis L. Brannigan, Building Construction for the Fire Service, page 5431 more example
General points where firestopping was removed shall be tightly filled with asbestos, mineral wool, or other incombustible insulating material.
1938, Building Materials and Structures Report, volumes 82-108, page 17
Cite this entry
APA
firestopping. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/firestopping
MLA
“firestopping.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/firestopping. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “firestopping,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/firestopping.
Source: firestopping on Wiktionary, CC BY-SA 4.0.