A term used in describing building construction It refers to buildings which are of such construction as to be practically undamageable by fire However, the term is a misnomer, since no building is completely undamageable by fire, and it is gradually being replaced by the words "fire resistive "
(1) With respect to materials and parts used to confine fire in a designated fire zone, means the capacity to withstand, at least as well as steel, in dimensions appropriate for the purpose for which they are used, the heat produced when there is a severe fire of extended duration in that zone; and
Something that is fireproof cannot be damaged by fire. fireproof clothing. a building, piece of cloth etc that is fireproof cannot be badly damaged by flames
Unfortunately, no one can make a building completely undamageable by fire Today, insurers use the term "fire-resistive" to describe buildings which are practically resistant to most fire damage