Prefabricated garage ceiling is peeling off (approx. 3cm x 3cm)

  • Erstellt am 2024-05-21 11:24:59

Joachim1905

2024-05-21 11:24:59
  • #1
Hello,

the concrete on the ceiling of my prefabricated garage is flaking off slightly. I have already removed it, but it keeps coming back.

What is this? I need expert answers.
What can/must I do about it?

 
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