Can the sunken toilet arrange the location of the toilet by itself, the pit distance, the location o

Sunken toilets can generally arrange the location of the toilet, the distance between the pits, and the location of the floor drain.

1. The drainage system on the same floor refers to the drainage system in which the appliance drainage pipe and the drainage branch pipe do not pass through the floor of the structure to the lower space, are laid on the same floor with the sanitary appliances and connected to the drainage pipe system, and the appliance drainage pipe and the drainage branch pipe are laid along the wall or between the floor of the structure and the final decorative ground.

2. "Technical Regulations for Residential Indoor Waterproof Engineering" JGJ298--2013 (excerpt).

When the horizontal pipeline adopts the same layer drainage measures on the descending floor, the floor slab and floor should be double-layer waterproof fortification. For the pipeline water seepage that may occur after the falling slab, there should be sealing measures (figure), and it is advisable to set up a drainage pipe at the upper surface of the descending floor slab, and it is advisable to take measures to add an independent drainage riser.

For the floor drain drain on the same floor, the bypass horizontal branch pipe should be connected with the drainage pipe on the upper surface of the descending floor slab, and connected to the additional independent drainage riser (Fig.

3. Code for Design of Building Water Supply and Drainage GB50015-2009 (excerpt).

4. 3.The drainage form of the same floor of the 8A residential toilet should be determined by technical and economic comparison according to factors such as toilets, sanitary appliances layout, outdoor ambient temperature, etc.

4 3 8B The drainage design of the same floor shall meet the following requirements:

1. The floor drain shall be set up in accordance with the requirements of Article 4, 5, 7, 4, 5, 10A of this specification;

2. The diameter, slope and maximum design fullness of the drainage pipeline shall meet the requirements of Article 4 12 of this code;

3. The layout and setting of the elevation of the horizontal branch pipe of the appliance drainage shall not cause drainage retention and floor drainage;

4. The pipeline buried in the filling layer shall not be sealed with a rubber ring;

5. When the drainage cross branch pipe is arranged in the trench, the backfill material and surface layer should be able to bear the load of appliances and equipment;

6. Reliable anti-leakage measures should be taken on the toilet floor.

Shanghai Aohe: It's all right. Of course, the prerequisite is the presence of a sewage lifter.

You can install it yourself and route it yourself as you need it.