I mean in the context of actual use by humans in the day to day operation of a colony or other off-world facility. There's obviously plenty of large vacuum cha

I mean in the context of actual use by humans in the day to day operation of a colony or other off-world facility. There's obviously plenty of large vacuum chambers than can fit a door mechanism or even a small test room (the ones JPL uses to test spacecraft thermals was the first to come to mind for me, didn't know about the Plum Brook facility).