Question to the Department of Health and Social Care:

To ask the Secretary of State for Health and Social Care, whether the advice of the SAGE Environmental and Modelling Group on the role of ventilation in controlling covid-19 transmission has been updated since it was published on 23 October 2020.

A summary paper by the Environmental and Modelling Group (EMG) on ventilation actions to mitigate the risk of COVID-19 was published on 18 December 2020 and is available at the following link:

https://www.gov.uk/government/publications/emg-simple-summary-of-ventilation-actions-to-mitigate-the-risk-of-covid-19-1-october-2020

There have been no papers on the application of air cleaning devices and personal decontamination to manage transmission of COVID-19 published by the EMG since 4 November 2020.