EFCO 403 Series Storefront - Manual (Page 62)

EFCO CORPORATION 1/2013 PART NO. Y001 Page 62 of 94
Series 401,402, & 403 Installation Instructions
Splice the flashing every 20'-25' as shown in Fig. # 61. Use K-292 for STEP 2)
For mitered corners, see page 63.
6" from vertical intermediates.
flashing. For best system performance, locate the splice joint
brake metal type flashing or K-293 for EFCO high performance
Fig. # 61
After the splice is in place, apply the cosmetic seal
to the interior gap vertically.
of sealant around the perimeter
Set sill flashing splice in a bed
of the splice.
bead of sealant is continuous.
over all screw heads.
# 9957 shown.
Anchor sill flashing
24" O.C. and seal
when in place to ensure the
Reapply sealant across the splice,
in the sill flashing.
silicone to fill the joint
Use backer rod and
3/8"
formed sleeve
.050 aluminum
K292 or K293
1" wide centered on splice.
Bond breaker tape
R.O
. - 3
/8"
SIL
L F
LA
SH
ING
Fig. # 60
BEAD OF
SEALANT
for # 9957
K449
K448
1G64, 1G65
& 1G85
End caps would be incorporated if the sill flashing could not be sealed to the
condition completely. An example would be, if the jamb condition was less than
the sill flashing depth or a void in the condition exist. This cut length provides a
3/16" gap between the sill flashing and condition for a good sealant joint when end
caps are not required.
SECTION IV: B. SILL FLASHING INSTALLATION