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If you're not afraid of backfilling, go straight through, but it'll be dirty.
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It will be poured and smelly. Go to the supermarket and buy an anti-odor floor drain.
If the broken ones are not too scattered, use marble glue with curing agent to bond, you ask the shop that buys toilet ceramics (easy to talk enthusiastic) They are experienced. >>>More
Measure the location of the drain first, whether it is in the shower room. If you don't have it inside, you can't fit it. Generally, the size of the shower room is 900x900, 1200x800, 1000x1000 >>>More
It can only be plugged up. There is no good way.
There is glue, it is very common, and the market for decorative materials is available, "marble glue", also called marble glue. Don't forget to ask for a hardener when you buy it. >>>More
Generally, it is not necessary to seal, so that it is easy to replace the vegetable pool. >>>More