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        Advanced concepts (Building)
        Advanced tab on Model 
 Options dialog.
        
         
        
            - Simplification 
 - options to allow zones to be merged and for controlling lumping of similar 
 windows, openings and cracks and eliminating unnecessary zones and elements 
 from the model.
- Natural 
 ventilation - options to control the operation of natural ventilation.
- Miscellaneous 
 Edit - options for controlling data displayed.
- Lighting - options 
 for lighting.
- Filters - excluding 
 elements from the model.
 
        This data applies to the current building.