Bryan-
If you mean that the walls are 2 x 4 and framed already below the screens and you just want to replace the screens with windows, then you have a few options depending on your budget.
The most e ... read more
Charles-
If replacing the window is an option, then Pella Designer Series windows are available with triple-pane glass and removable miniblinds or shades inside a glass hinged panel. The blinds or sh ... read more