Can the sunken bathroom floor be knocked and made a staircase?

It's best not to remodel, because you don't necessarily know the original structure. If the slab is lowered by beams, it can be changed to the top and re-poured the floor slab. If not, try not to change it. In order to avoid potential quality and safety hazards.

Sunken toilet.

It refers to the partial or overall sinking of the toilet structural layer from the corresponding floor at a certain height (generally 40CM) during the construction of the main body, so that the horizontal drainage pipe of the bathroom is buried in it, and then backfilled with lightweight materials, and the structural structure only needs to be set up with a hole for the drainage riser to use. Drainage risers are reliably set in the corners of the walls, and can be covered with external curved partitions when the owners decorate. >>>More

If it is on the first floor, you can directly lower the sanitary floor to the bottom. There is a practice upstairs that the location has been designed when building the house, and the bathroom floor slab is concave according to the design size during the construction mold installation to meet the requirements, and the downstairs decoration is covered with the ceiling pole. This practice is generally self-built houses and civil residences.

In fact, relatively speaking, the sunken bathroom is more waterproof 。Now when we design the bathroom, in fact, we will take into account its waterproof performance more fully, after all, in the bathroom area, a lot of water is often used, if the waterproof work of the bathroom is not done well, then it will make all kinds of problems in the process of subsequent check-in. >>>More

Key points of secondary drainage design of sunken toilet:

1. Backfill height. >>>More