Hmmmmmm......

[Justdroppedin]

https://i.redd.it/ulcu23wnaydb1.jpg

[Gates07]

and let me guess the city inspector approved this mess? what with all the mess in the ceiling? o let me guess this is a way a government contractor fixes plumbing in government housing

[steveOtoo]

Actually this is quite common in commercial buildings especially Strip Centers and Malls with large numbers of A/C's on the roof. Just fresh water from condensate being carried away..................

[dishuser]

and let me guess the city inspector approved this mess? what with all the mess in the ceiling? o let me guess this is a way a government contractor fixes plumbing in government housing

of course it was approved
they used firestop caulking