What is the thing that left a square after the renovation of the bathroom wall?

Updated on Bathroom 2024-03-20
2 answers
  1. Anonymous users2024-01-23

    From the picture, it looks like a plug, if it is close to the ceiling, it should be reserved for the installation of the shower.

  2. Anonymous users2024-01-22

    I don't know, you can see if you can erase it.

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