EFCO S5500 SSG - Manual (Page 31)

EFCO CORPORATION 6/2012 PART NO. Y554
Series 5500 Silicone Structural Glazed Curtain Wall Installation Instructions
Section IV: Glazing Preparation
STEP #6 SEAL JOINT PLUGS (CONTINUED)
Provide a downward slope with the
sealant, without interfering with the
edge of the glass, to allow for drain-
age of water.
The erector is to perform sealant
compatibility and adhesion testing.
MULLION
JOINT PLUGS
EDGE OF GLASS
Section of mullion
broken out for clarity.
Note: Remove any excess sealant
from the underside of the joint
plugs and tool smooth as shown.
STEP #3 INSTALL JOINT PLUGS
A. After installation of the joint plugs, reseal the joint connecting the surfaces of the hori-
zontal and vertical mullions with sealant over the joint plug as shown below.
B. Provide a downward slope with the sealant, without interfering with the edge of the glass
once the glass is set, to allow for drainage of water.
Seal the connecting surfaces of the
horizontal and vertical mullions
and joint plugs with sealant. Tool
the excess sealant to provide a
smooth surface.
ELEVATION OF JOINERY
AT HORIZONTALS
PRIOR TO SETTING THE GLASS