An 81.87-degree curtain wall corner intersection features an FP-1 fin projecting from the center line of the mullion. The fin depth varies from three and three-eighths inches minimum to one foot maximum, with specific fin information referenced on sheet A364-A373. Insulation lines the interior edge of the slab which remains exposed within the mechanical room. Clearances and dimensions are noted throughout the assembly, including a typical one-quarter-inch joint.
8 1 . 8 7 ° 7 1 / 4 " 4 1 / 4 " CURTAIN WALL EDGE OF SLAB EXPOSED IN MECHANICAL RM OF MULLION INSULATION FP-1 FIN DIM PT 3 1 / 4 " R E : A 3 6 4 - A 3 7 3 F O R F I N I N F O R M A T I O N F I N D E P T H V A R I E S 3 3 / 8 " ( M I N ) - 1 ' - 0 " ( M A X ) 1 / 4 " T Y P . 1 / 4 "
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