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Generally speaking, it won't crack, just mop the water with a mop.
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Boiling water will not crack the tiled floor.
No, I tried.
It can be cleaned on the surface of the original tile and directly glued to the mosaic with glass glue.
Find a plumber to repair it, re-do the waterproofing and replace it with a new one.
Go to the supermarket to buy a special cleaning agent to remove scale, such as green umbrella scale remover, use water with scale remover, dilute it according to the above ratio and sprinkle it on the ground, it will be easy to wipe it clean after a while, it is very effective, but the opponent has a certain irritation, be careful when using it. >>>More
It is allowed to leave holes in the wall, and the pipeline is waterproof and plugged after it is done.