EFCO S5500 SSG Captured - Manual (Page 71)

EFCO CORPORATION 6/2012 PART NO. Y556 Page 71 of 81
S-5500 SSG and Captured Corner Mullion Installation Instructions
Section X: Vertical Splice Joints
Installation for SSG System
STEP #4 SEAL MULLION SPLICE
B. Apply sealant into the mullion splice joint, and tool the joint. Do not obstruct the
corner mullion adapter reglets. The sealant must extend back 1” along the side of
the mullion from the glazing pocket.
Note: The adapter reglets on
both sides of the corner mullion
must be free of sealant
obstructions before placing the
corner mullion adapters.
Apply sealant into the
mullion splice joint, and
tool smooth.
Extend sealant back 1”
from glazing pocket.
2-PIECE CORNER
MULLION ASSEMBLY