EFCO S5500 SSG User Manual

Page 27

EFCO CORPORATION 6/2012

PART NO. Y554

Series 5500 Silicone Structural Glazed Curtain Wall Installation Instructions

Section IV: Glazing Preparation

STEP #2 PREPARE FRAME FOR GLAZING

A. Seal the frame joints at the SSG vertical and captured horizontal intersections. Seal

the 1/4” joint at the glazing pocket. The joint must be sealed from the top all the

way around to the bottom of the glazing pocket, completely filling the joint void.

B. Tool off excess sealant from exposed areas and in areas that would interfere with

installing the horizontal pressure cover.

CAPTURED INTERMEDIATE HORIZONTAL

AT SSG VERTICAL INTERSECTION

1/4” FRAME

JOINT

Seal all around the

joint, filling the void

completely.

CAPTURED IN-

TERMEDIATE

HORIZONTAL

MULLION

FILLER

SSG VERTICAL

MULLION

Note: Joint plugs are not

used in applications where

captured horizontals are
used with SSG verticals. Re-

fer to the tooling drawings

for more information.

Clear any sealant that ob-

structs the reglet for pres-

sure cover engagement.