Neglected Aspects of SARS-CoV-2 Aerosol Transmission in Bathrooms of Multistory and High-Rise Buildings - Beijing Municipality, China, October 2022.

Keyang Lyu,Qin Wang,Xia Li,Zhuona Zhang,Xiaoning Zhao,Yunpu Li,Zhigang Tang,Longjian Li,Fuchang Deng,Xiaoyu Zhang,Kaiqiang Xu,Rong Zhao,Dongqun Xu

China CDC weekly（2023）

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摘要

In multistory and high-rise buildings, the bathroom floor drains should be kept sealed, and floor drain connecting parts should be airtight. Furthermore, the soil stack vent should not be blocked. In this way, the cross-floor transmission of viral aerosols can be effectively reduced.

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关键词

floor drain,soil stack,toilet flush,vertical aerosol transmission

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