EFCO S5900 Structural Glazed - Manual (Page 13)

EFCO CORPORATION 6/2012 PART NO. Y354 Page 13 of 23
Series 5900 Silicone Structural Glazed Curtain Wall Installation
2"
Prior to installing the mullion plugs,
seal all three sides of the pocket,
making sure all cavities are filled.
Install thermal isolator
prior to installing the
mullion plugs.
Prior to installing the mullion plugs,
seal all three sides of the plug,
making sure all cavities are filled.
With sealant in place, the mullion
plugs can be installed.
Edge of glass
Provide a downward slope with the
sealant, without interfering with
the edge of the glass, to allow for
drainage of condensation.
Apply sealant to the face of the
joint plug prior to installation of the
pressure plate. See page #19.
Seal the gasket race 2” in each
direction at all corners with
sealant, making sure that all
fastener heads are sealed.
Closed cell sponge joint plug
VI: Glazing Preparation
Glazing Preparation at Structural Glazed Mullions
Note: All thermal isolators should be
removed from the reels and allowed
to shrink prior to installation.
Elevation of Joinery at the S.S.G.
Mullion Prior to Setting the Glass