CADWorx HVAC tab: HVAC Database > DB Generate 
Command line: HDBFGEN
Exports CADWorx HVAC information to a Microsoft Access or Microsoft Excel file.
Select Database Type Dialog Box
Controls parameters for exporting CADWorx HVAC component information.
Database Type
Select Access to write to a Microsoft Access file, or select Excel to write to a Microsoft Excel file.
Browse
Click to define the file name and folder location. The disabled boxes at the bottom of the dialog display the file name and directory in use.
Append/Sync
Synchronizes the drawing and the database file by removing entries from the database that no longer exist in the drawing and updating components in the database according to the drawing. You can use this command once a day or five times an hour to maintain the database according to the drawing. Many users can append to the same database file at the same time.
New
Creates a new database file based on the chosen folder and database type.
Directory
Displays the location of the database file.
Access File
Displays the name of the database file.
Excel File
Displays the name of the database file.