Rebar or stain

[Puente-Maurer]

Who can I get to get this off and not charge me too much ? I can’t do it myself and you tubes not always safe . Appreciate numbers for estimates that don’t require me to pay re doing the whole floor .

 

[clambert1273]

Mine was like that and it was rebar coming through the shell before they replastered mine had to flash the shell so it wouldn't happen to new plaster