Building Code Definitions
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thermal resistancethe resistance to heat flow of a given component of a building element. It is equal to the air temperature difference (°C) needed to produce unit heat flux (W/m2) through unit area (m2) under steady conditions. The units are °Cm2/W | |
total wall area | |
travel distancethe length of the escape route as a whole or the individual lengths of its parts, namely: (a) open paths; (b) protected paths; and (c) safe paths | |