Is bathroom chiseling a construction process?

When the base surface is uneven, it needs to be repaired. Yin and yang corner areas, bends and other uneven needs to be leveled, as well as the removal of parts should be repaired and smoothed first, if there are cracks and seepage parts of the base, appropriate plugging methods should be used to repair first. >>>More

The main first step in the toilet construction process is to do a good job of waterproofing. Then the wall is trenched, the water lines and electrical wiring are routed. Then it's time to put tiles. Paste the wall tiles first, then the floor tiles. That's it for the basic process.

Slotted first--- put the tube --- pressure test--- put it on hold temporarily. Tile the walls and floors by a bricklayer. >>>More

It doesn't belong. Look at the water meter to share responsibility.

Yes, only chisel a small amount, but take care to protect the surrounding bricks.