Tools Menu
        The Tools menu can be accessed from the horizontal top 
 bar menu at the top of the screen.
         
        General
        
            - Program options 
 -  open 
 program options dialog.
 
            - Rebuild - Rebuilds all secondary geometry including block perimeters, zones, default openings, adjacencies (block and zone) and all display lists from the base building elements.
 
            - Merge zones - control the way zones are combined.
 
            - Rezone block 
 - refresh the zoning in the current block.
 
            - Import library components to model - import current component and template libraries 
 to the model replacing existing ones.
            
 
            - Export data 
 - export results/graphics results from the current screen.
 
            - Compile report 
 - generation of a report based on previously created Report 
 topics.
 
            - Hourly weather data 
 - open the hourly weather data dialog.
 
            - Thermal comfort calculator - calculate PMV and PPD from air and radiant temperatures, RH, clothing and air speed.
 
            - Show log file - 
 show a log file containing information on your computer and all significant 
 actions taken during the current DesignBuilder session.
 
        
        Results screens
        
            - Update calculated data 
 - refreshes the results first opening the Calculation options dialog allowing 
 you to enter new options.
 
            - Lock 
 Y-axis min/max values - locks the extent of the Y-axes so that 
 they keep their current maximum and minimum values allowing consistent 
 comparison with the future results display.
 
            - Optimisation Analysis Settings - access optimisation settings.
 
        
        Libraries (opening screen)