Got a prelim pic these two matching indents, haven’t been on site yet. Just wondering what folks thoughts are for this, having two nearly the same size is pretty interesting.
Old HVAC?
Is it causing a problem. If so report it … If not, who cares.
Reporting it no doubt, but I wanted to see if anyone had seen this before so I could look like a pro. 
Looking like a pro is sometimes saying … I got no clue WHAT do YOU think could have caused it ???
prolly where 5 gal buckets catching roof leaks fell trough