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Installation Instructions
10
INSTALL THE TOP MOUNTING RAIL
ONTO THE CASE
Attach the top mounting rail onto the top of the
case with 3 Type B screws.
5
Type B
screws
Top
mounting
rail
INSTALL THE
SIDE ACCORDION PANELS
Slide the left and right accordion panels into
the top and bottom mounting rails.
Attach the accordion panels to the case using 3
Type A screws on each side.
6
A
B
Type A
screws
Top mounting rail
Bottom mounting rail
Accordion
panel
PREPARE THE WINDOW
• Cut the window sash seal to the window
width and stick the adhesive side to the
bottom of the sash.
7
Window sash
seal
BACK
INSIDE
4
ATTACH THE TOP MOUNTING RAIL
SEAL STRIP
Remove the backing from the top mounting rail
seal strip and attach the seal strip to the bottom
of the top maounting rail, along the front edge.
Allow the seal strip to overlap 3/8” on each end.
Top mounting rail
Remove
backing
from seal
strip
3/8”
3/8”
3/8” overlap 3/8” overlap
Top mounting rail
Seal strip
FRONT VIEW