This plan detail shows an exterior reverse tapered corner mullion assembly for an aluminum curtain wall system. The configuration incorporates a four-inch aluminum curtain wall mullion with integrated glazing units and an optional jockey sash included where required for acoustic performance. Angled aluminum vertical fins project from the exterior at a sixty-degree orientation, accompanied by aluminum horizontal fins spanning the elevation. Dimensioned clearances include one and five-sixteenth inches, one and three-sixteenth inches, and one-inch gaps.
1 5/16" 6 1/2" GLAZING UNIT ALUM HORIZONTAL FIN ALUM HORIZONTAL FIN ALUM CURTAIN WALL MULLION ALUM VERTICAL FIN 4" 60° 1' - 0" 1 3/16" 1" 1 3/16" 1" JOCKEY SASH, WHERE OCCURS PER STC REQ'
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