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Fire Resistance Rating

Duration a material or assembly maintains structural integrity, insulation, and limits heat transfer under standard fire exposure conditions, in minutes.

Scope Note: ICC IBC Chapter 7; ASTM E119; ISO 834; EU Construction Products Regulation (EN 13501).

Allowed Unit, Aggregation Method, Improvement Direction

untp:allowedUnit MIN
untp:aggregationMethod minimum
untp:improvementDirection higher