In this tab, the type and surface entered in the previous tab Room [General] are automatically added in one line of the list of surfaces.

You can also add one or more other surfaces to describe this room.

1. Click on the table header
   → A line is automatically added to the list.
   
   
2. Select the type of surface (e.g. Window surface area)
   
   
3. Enter the surface area
   
   
4. Add a comment if necessary