EFCO S5900 Outside Glazed User Manual
Page 11

EFCO CORPORATION 6/2012 PART NO. Y350
Page 11 of 16
Series 5900 Outside Glazed Curtain Wall Installation Instructions
Section VI: Joint Plug Application
Joint Plug Application
2"
2"
Place and seal the mullion plug prior
to installation, apply sealant on all
contact surfaces, and tool off excess
sealant to prevent damming the
water path.
Provide a downward slope with
sealant, without interfering with
the edge of the glass, to allow
for drainage of condensation.
Edge of glass
Seal gasket race 2” in each
direction at all corners with
sealant, making sure that
all fastener heads are
sealed.
Apply sealant to the face of
the joint plug prior to
installation of the pressure
plate. See page 14.
Closed cell sponge joint plugs
Elevation of Joinery
Prior to setting the glass
Note: Each daylight opening
should be sealed
individually with
gaskets and glazing
installed immediately
following with pressure
at the corners.