Another angle, showing that not only does the "gas chamber" door have a giant window on it, but THE ROOM ITSELF has windows. Same story with the supposed Majdanek gas chamber as seen in the QRT'd post below, which also featured several bathtubs for no apparent reason, apparently.

I'm genuinely flabbergasted they haven't reconstructed this after all the memes anons have posted exposing this flaw in their hollywood movie set