Can the bathroom exhaust be discharged in the elevator shaft?

There are no specific criteria for this.

Dig the best permeable waterproofing can be done by yourself. >>>More

It was supposed to be a leak in the upstairs bathroom, leaking down the walls. Because there is no water source in the elevator shaft.

The indoor ventilation (well) cancels the air duct leading to the exhaust ventilation in the bathroom. That is to say, the exhaust of the bathroom will not be discharged to the main ventilation shaft in the future, and the original exhaust duct or other air ducts of the bathroom will not be required.

The ventilation of the bathroom generally adopts two ways: natural ventilation and artificial ventilation, the so-called natural ventilation is that there is no need to install ventilation equipment, and the natural wind blows in the form of opening doors and windows to replace the air in the bathroom and keep the air fresh. Artificial ventilation is a ventilation method that ventilates the toilet with the help of ventilation equipment. Generally speaking, artificial ventilation is more effective. >>>More

Well, it's better to be sideways.

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