In a Stick- Built Glass Curtain Wall, the Mullions Are

Multiple Choice

In a stick- built glass curtain wall, the mullions are typically spaced at

A) 10 ft to 15 ft on center.
B) 6 ft to 10 ft on center.
C) 2 ft to 4 ft on center.
D) 4 ft to 6 ft on center.
E) as needed for the project.