The glass project schedule contains the glass types available to be used in the current project.
To create and modify glass types, go to
Ribbon: DMH: Customization->Project Customization-> 
Glass Project Schedule
Pulldown Menu: DM HVAC->Building Definition->Walls->Glass Project Schedule
Glass Project Schedule Dialog Box
See the Common Schedule Dialog Box Features section for more information about how this dialog box works. This section describes the Rename, Find, Previous, Next, New, Copy, Save, and Delete buttons.
See the Import from Another Database and Import from Master Schedule sections for more information about importing glass types to the current project from other locations.
Glass Type: The name of the glass type.
U-Value: The heat transfer coefficient of the glass.
SHGC: The solar heat gain coefficient. This value is the fraction of solar radiation admitted through the window.
Description: A longer description of the glass type. Displayed when selecting the glass type and in the Glass Types table of the Export Building Information printout.