A curtain wall vertical mullion is secured adjacent to a 1-hour fire-resistive shaft soffit wall constructed with steel studs and insulation. An attachment angle connects the mullion to the wall assembly, coordinated with firestop details. The framing system accommodates a vision glass panel and an aluminum panel with specified clearances.
L C CURTAIN WALL VERTICAL MULLION ANGLE ATTACHED TO MULLION, SEE FIRESTOP DETAILS INS-01B VISION GLASS PANEL ALUM PANEL 4" 1" 1-HOUR RATED FIRE RESISTIVE SHAFT SOFFIT WALL 1 A808 INS-04A 3 7/8" 1' - 4" 1 1/4"
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