In this blog post, PROTECT NCS researchers Professor Cath Noakes and Alan Beswick discuss how HEPA filter based air cleaners can reduce transmission of respiratory infections. As we enter the coldest months of the year the combination of cooler, damper weather will...
Category: Technological interventions
How effective is fogging in reducing the risk of virus transmission?
A fogger is any device that creates "fog", or very fine mist, from a liquid. They are typically filled with disinfectants.There is no evidence that foggers are useful in a room with people present, and they may cause harm.Fogging devices may have some use for cleaning...
What type of space are HEPA filters most effective in?
They are more effective in rooms where the ventilation rate is lower than desired and/or is difficult to provide ventilation consistently. This can include rooms that rely on opening windows for ventilation.There are a range of different options, including portable...
How effective are HEPA air filters at reducing risk of respiratory virus spread?
HEPA filter-based air cleaners are likely to be beneficial for reducing transmission risk.There is growing evidence that air cleaners based on HEPA filters can be effective at reducing the number of small particles in the air. (Removal of Airborne Severe Acute...
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