Installation Instructions
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
3/8” 
Remove backing from seal
strip
3/8”
FRONT VIEW | Top mounting rail |
3/8” overlap | Seal strip | 3/8” overlap |
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INSTALL THE TOP MOUNTING RAIL ONTO THE CASE
Attach the top mounting rail onto the top of the case with 3 Type B screws.
Type B
screws
Top mounting rail
INSTALL THE
SIDE ACCORDION PANELS
ASlide the left and right accordion panels into the top and bottom mounting rails.
BAttach the accordion panels to the case using 3 Type A screws on each side.
Top mounting rail
Accordion panel
Type A screws
BACK
Bottom mounting rail
PREPARE THE WINDOW
•Cut the window sash seal to the window width and stick the adhesive side to the bottom of the sash.
Window sash
seal
INSIDE
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