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Mobile Toilet Inside Floor

Admin September 24, 2026

Generally, integrated mobile toilets are not directly used inside floors. If there is a need to adjust the position of the toilet (similar to a 'mobile' requirement), it can be achieved through toilet relocation. Here are some common methods and precautions:

Toilet relocation refers to changing the original installation position of the toilet, which is commonly seen in scenarios such as optimizing space layout, improving usability, or adapting to a new decoration style. Depending on the relocation distance, the bathroom's drainage method (same-floor drainage or inter-floor drainage), and construction conditions, the following methods can be chosen:

1. Use a toilet offset flange Suitable for short-distance relocation (usually 10-30 cm, not exceeding 40 cm). By connecting the toilet's waste outlet to the original drainage pipe, a slight position adjustment can be made. Its advantages include minimal modification and low cost, but it may affect the flushing performance and increase the risk of blockage. During construction, a slope of 1%-3% should be reserved to ensure smooth drainage of sewage and prevent water accumulation or backflow.

2. Raise the floor By building a base platform 180-200 mm high, pre-bury the drainage pipe and adjust the slope. This method is suitable for longer relocation distances. It offers flexible layout and allows for flexible planning of the pipe route, but it raises the floor level, affecting aesthetics and usability (such as requiring steps to go up and down), and may reduce the clear height of the bathroom.

3. Convert to a wall-mounted toilet Change the traditional floor-mounted drainage to wall-mounted drainage, with the pipes laid along the wall. This eliminates the need to raise the floor and makes the pipes easy to conceal, improving space tidiness. However, it is necessary to confirm that the bathroom has a same-floor drainage system; otherwise, consent from the downstairs occupants may be required, and the waterproof layer should be redone to avoid leakage risks.

4. Drill a new hole in the floor slab Directly drill a new hole in the floor slab and lay new drainage pipes, which can completely solve the relocation problem and provide the best drainage effect. However, it requires damaging the floor slab structure, followed by formwork and repair work later. It may also affect the ceiling of the downstairs occupants, making negotiation difficult. This method is usually considered as a last resort.

Precautions Toilet relocation involves the modification of drainage pipes, which may increase the risk of blockage. It is necessary to strictly follow construction specifications. If it is inter-floor drainage, communicate with and obtain consent from the downstairs occupants. After construction, conduct a waterproof test to ensure no leakage. The flushing force of the toilet may weaken after relocation, so it is recommended to choose a model with strong flushing power. Under non-essential circumstances, it is not advisable to easily carry out toilet relocation operations.