Why do there are a lot of green marks after the floor tiles of the bathroom are laid for a few days

Updated on Bathroom 2024-09-09
1 answers
  1. Anonymous users2024-01-24

    It may be dark and damp, and the algae is thriving, just open the window.

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The room that has been paved with floor tiles should not be waterproofed, otherwise it will pollute the surface layer of the floor tiles and have no due waterproof effect. I hope my answer can help you.