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Is it to change the toilet itself, it is recommended not to change it, there is no mature and good blocking technology, and it will be a hidden danger in the future.
The impact of the front and back holes is about the same, just see which one fits.
In fact, the flush toilet does not have to be installed against the wall! As long as the pit distance does not exceed 40, it is fine
There are two types of toilet pit spacing: 400 and 300! There are all suitable sizes No, you can buy a toilet with adjustable pit distance, and you can basically do it any size! Large building materials markets are sold! >>>More
There is a margin of 4 to 5 cm to adjust the toilet to install it, and if you are 3 cm off, you can install the toilet normally.
It doesn't seem to be. Only 300 and 400's. You can use a 300 one, but there is a slit in the back, and the toilet bowl now has a slit.