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It was not installed, and the flange seal did not connect the drain and toilet well, so that the smell would come up.
This is in order to facilitate the process hole of rebirth and glazing during production, it stands to reason that this process hole should be closed before leaving the factory, if it is not closed, it is a semi-finished product, which is unqualified. You can go for a return or exchange.
A siphon toilet with two holes should be a jet siphon toilet. >>>More
The main thing is that it is convenient to maintain, if the toilet is blocked, it can be repaired quickly and conveniently without making a big move, saving time and facilitating the smooth flow of the dredging machine's outline line into the straight pipe, and one less anti-water bay neck.
Yes, it's just that the leakage of feces has some impact on the environment, nothing.
As long as the fallen porcelain piece is glued to the glass glue and blocked, it will be good after the glass glue is dry.