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The window panel cannot be installed in windows less than 20.5" (520mm) high,
as you will be unable to shut the exhaust cover.
(1) Open the window sash and place the window panel on the window frame.
(2) Secure the window panel to the window frame with screws.
Inner height of the window:20.5" (520mm)- 38.5" (980mm)
Use the window panel and the adjustment panel.
(1) Open the window sash and place the window panel on the window frame.
(2) Slide the adjustment panel to fit the window frame height.
(3) Secure the window panel to the window frame with screws.
Inner height of the window:38.5" (980mm) - 59" (1500mm)
Use the window panel, the adjustment panel and the extension panel.
(1) Open the window sash and place the window panel on the window frame.
(2) Slide the adjustment and extension panels to fit the window frame height.
(3) Secure the window panel to the window frame with screws.
Cut
Window panel
Exhaust cover
20.5" - 38.5"
20.5"
Adjustment panel
Extension panel
38.5"- 59"
Adjustment panel
Installation in a sliding sash window(Optional)
