Installation Instructions User guide

EFCO 2009 Page 57
Series 8700 / 8800 Unitized Curtain Wall Installation Instructions
4. Lay the gutter splice into the bed of sealant. Press the gutter splice up under the WC19 gasket track. See Figure 123. Smooth the splice down onto the
gutter, forcing out all air bubbles.
5. Apply sealant around the perimeter of the gutter splice. Tool the sealant to ensure a watertight seal at the splice. See Figure 124.
6. Apply sealant in the gap between the two starter sills from the WC19 gasket, across the top of the engagement leg and down the back leg. Tool the sealant
into all voids to ensure a watertight seal. See Figure 124.
Section 12 - Applying Critical Seals
Press the gutter splice
up under the gasket
track and tool sealant to
ensure a watertight seal.
Apply sealant around
the entire perimeter of
the gutter splice and
tool to create a
watertight seal.
Apply sealant between
the engagement legs of
the two units. Tool
sealant to create a
watertight seal.
Figure 124
Figure 123