According to one example, a window system includes a window and further includes a frame that can be coupled to an opening in a structure. The frame includes one or more window seats and one or more moveable window stops. The one or more window seats can surround all or a portion of a periphery of the window. The one or more moveable window stops can be moved and coupled to different positions along a depth of the one or more window seats. The window includes a first window portion, a second window portion, and an interlayer positioned in-between the first window portion and the second window portion. The interlayer extends out of the periphery of the window.