Manual
PREPARE THE WINDOW AND INSTALL 
THE CASE
Cut the window sash seal to the proper length. 
Peel off the backing and attach the seal to the 
underside of the window sash.
Open the window and mark the center of the 
window sill.
Carefully slide the case into the window and 
center the case. Lower the window behind 
the top mounting rail. Pull the bottom of the 
case forward so that the bottom mounting rail 
is tight against the back of the window stool. 
Mount the case to the window sill using 2 type 
B screws. Drill pilot holes, if necessary.
Assemble the V-support and V-support bracket 
with Type F nut and bolt
5
PREPARE THE WINDOW AND INSTALL 
THE CASE (continues)
Position the V-supports 
on the case bottom so 
that they will be near the 
outside wall. Attach a 
V-support to each side of 
the bottom of the case 
with Type E bolts, 2 for 
each support.
Adjust sill angle brackets to rest on sill.
Extend the left and right accordion panels 
to the vertical window sashes. Drill pilot holes 
and attach the top corners with 2 type C 
screws. 
5
Installation Instructions
11
2 type B screws
Stool
D
B
A
C
Left
Sill angle 
bracket
V-support Type 
F bolt and nut
Right
Type E bolt 
and nut
E
V-support
F
Sill
Bracket
G
Type C 
screw
Type C 
screw










