The bathroom has been pasted with floor tiles, how to identify whether it is sunken

1) Take out the pipe plug of the ground drain outlet, check whether there is any debris in the pipe, and then clean the pipe nozzle. >>>More

Support sctmy! Articulation by carpenters.

Is the gate (or pass) set? If it is not decided, it can be connected by the door sleeve board (or pass), which is commonly known as "woodworking technology". With the advancement of technology and materials, woodworking is no longer the traditional definition, and the projects completed by traditional craftsmanship can be collectively called "carpentry". >>>More

If the ground height is not required, just brush it directly on the original tiles, and then lay the bricks. Either smash the original tiles and level them to make waterproof tiles.

There is nothing to be done but knocked and redone.

If it is done by a decoration company, you can see if the contract says that it is waterproof. >>>More

It's hard to identify at the beginning. Only in the later stage to see if there is yellowing, can you distinguish the enamel. However, the popular Zhijie glaze is generally smooth and not easy to stain. >>>More