CEN - EN ISO 7345
Thermal performance of buildings and building components - Physical quantities and definitions
|Publication Date:||1 April 2018|
|ICS Code (Quantities and units):||01.060|
|ICS Code (Heat recovery. Thermal insulation):||27.220|
This document defines physical quantities used in the thermal performance of buildings and building elements, and gives the corresponding symbols and units.
NOTE Because the scope of this document is restricted to thermal performance and energy use in the built environment, some of the definitions it contains differ from those given ISO 80000-5.