مقاومة للنيران

thumb|250px|Spray gypsum-based [[plaster fireproofing being installed.]] thumb|right|Circuit integrity fireproofing of [[cable trays, using calcium silicate boards.]] thumb|right|Damaged spray fireproofing Fireproofing is rendering something (structures, materials, etc.) resistant to fire, or incombustible; or material for use in making anything fire-proof. It is a passive fire protection measure. "Fireproof" or "fireproofing" can be used as a noun, verb or adjective; it may be hyphenated ("fire-proof").