EFCO WV410 - Manual (Page 17)

EFCO CORPORATION 2/2014 PART NO. Y007 Page 17 of 21
WV410 WINDOW - INSTALLATION INSTRUCTIONS
Section VIII – Window Installation
C. Ribbon Window Installation
Step 1
Follow the procedures detailed in Steps 1 through 10 of pages 12 through 14 for the first mullion
and WV410 frame.
Step 2
After the first and second WV410 frames have been installed, the method of installation will differ
from the previous steps. Beginning at the exposed jamb of the second WV410 frame, seal around
the top and bottom of the WV410 frame where it meets the storefront horizontals. Run a bead of
sealant along the interlock of the vertical frame. See Figure 20.
DE TAIL H DE TAIL H
DETA IL I DETA IL I
H
I
1st Vent
Frame
2nd Vent
Frame
K320
#9837 Male
Mullion Half
#1F10 Female
Mullion Half
Exterior
Surface
Apply sealant to
the Vent Frame
Interlock
Seal joints at the top
and bottom of the
vent frame
Figure #20
Figure #21
* Drawings on this page are not to scale.