900F isn’t 3×300F because 0F isn’t absolute zero.

3 × 300F =3 × (422K) =(1266K) =1819F

This is roughly the temperature of lava. So just mere seconds should be enough to get the chicken tasty as hell.

Looks like green is multi-story parking garages and yellow are parking lots yeah

I’ll be damned if you expect me to start calling it a Brazil nut

How wet is the ceiling? If the drywall has water damage you’ll have to replace it anyway. Cut out a section and inspect the plumbing from underneath