TOP WINDOW REPLACEMENT
A window that can’t be opened, whose feature is limited to allowing light to go into (in contrast to an unfixed window, that could open and near). Clerestory home windows are often constant. Transom windows can be constant or operable. This form of window is utilized in situations wherein light or imaginative and prescient alone is needed as no air flow is possible windows with out the usage of trickle vents or overglass vents.
https://www.youtube.com/playlist?list=PL9LRvwvFFbOANIblCxErdanhuYgpt7p5a