Fire Resistance Rating
type: Concept
broader: product-safety-and-quality
definition: Duration a material or assembly maintains structural integrity, insulation, and limits heat transfer under standard fire exposure conditions, in minutes.
in scheme: performance-metrics
notation: 09.04
scope note: ICC IBC Chapter 7; ASTM E119; ISO 834; EU Construction Products Regulation (EN 13501).
aggregation method: minimum
allowed unit: MIN
improvement direction: higher