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Of course, you can, if you have more holes in the boom, you will always touch the steel bar.
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The ceiling boom can touch the steel bar in the cast-in-place slab, and this is likely to touch the steel bar in the cast-in-place slab.
It must be cast-in-place, the 2000 is not an old house, and the bathrooms of the real old houses in the 80s are cast-in-place boards.
As long as it is not a structural deformation, there is no problem, so let's re-ash it.
It depends on what material you're using to pave the floor >>>More
Complaints should be resolved with the quality supervision department of the Construction Bureau. If necessary, request media exposure to resolve. I hope my answer can help you.
It refers to the slope of the tile surface after the tile is paved, which is set for drainage: the place of the floor drain is relatively low, and the surrounding area is relatively high. The height difference will not be too large.