If you clicked the green icon to add a room type or clicked the Edit button to edit a room type, another window opens.
Enter/edit the name, category (occupiable, non-occupiable, parking) and a cost associated with the room.
Click the square next to Color to choose a color for the room.
Click Default if this room type is to be the default roof type. In most situations, the Workstation will be the default room type.
Click OK to save changes. Click Cancel to exit without saving changes.
Figure: Add/Edit Room Types