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No, the water in the squatting pit is to keep it moist and easy to rinse, so that the scum does not stick to it.
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In order to prevent odors from escaping from the drain.
I guess the ventilation hole on the roof of the building is blocked.
First of all, the ground should be level, and there should be no trachoma. Floor drains, wall corners, pipe roots and other joints should use a flexible waterproof coating with high elasticity, and the joints will be displaced and are most prone to water seepage. >>>More
Steps to change from squatting to sitting:
1. Smash the squatting stool; >>>More
1. Inspect and accept the appearance, variety, specification, packaging, size and quantity of materials, and form corresponding acceptance records. >>>More
Check whether there are leaks in the water pipes embedded in the wall!