A curtain wall assembly connects to the face of a precast concrete wall panel with vertical and horizontal drainage joints. Joint gaps are sealed using backer rod and silicone sealant. Insulation is positioned behind the precast concrete panel within the building envelope.
PRECAST PANEL JOINTS, VERTICAL AND HORIZONTAL, SHALL BE DRAINAGE STYLE, SEE DETAIL 8/WP-021 BACKER ROD AND SILICONE SEALANT CURTAIN WALL, S.A.D.
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