Used to show/hide an entire line of mullion sub-elements in a curtain wall, based on the one you select.

Accessed from:

• Ribbon: Building Design > Modification > Modify Selected > Modify Curtain Wall > Toggle Entity Line

When executed, the entire line of mullions aligned with the selected mullion edit handle is hidden. If a panel is selected, the result is an empty panel. When toggled off, the icon turns to .