An armored window system can include a window frame; a glass pane positioned in the window frame; a first fragment retention film attached to a first side of the glass pane; a second fragment retention film attached to a second side opposite the first side of the glass pane; at least one layer of foam tape adhered to the second fragment retention film; and a layer of polycarbonate adhered to the at least one layer of foam tape. A silicone based sealant can be applied to fill any gaps between the frame and each of the second fragment retention film, the at least one layer of foam tape, and the layer of polycarbonate.