Can 10× cheaper, lower-efficiency particulate air filters and box fans complement High-Efficiency Particulate Air (HEPA) purifiers to help control the COVID-19 pandemic?

Quantifying Environmental Mitigation of Aerosol Viral Load in a Controlled Chamber With Participants Diagnosed With Coronavirus Disease 2019

(2022) Hooman Parhizkar et al.   CLINICAL INFECTIOUS DISEASES

Characterizing the performance of a do-it-yourself (DIY) box fan air filter

(2022) Rachael Dal Porto et al.   AEROSOL SCIENCE AND TECHNOLOGY

Indoor Air Changes and Potential Implications for SARS-CoV-2 Transmission

(2021) Joseph G. Allen et al.   JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION

Airborne transmission of COVID-19 and mitigation using box fan air cleaners in a poorly ventilated classroom

(2021) Ruichen He et al.   PHYSICS OF FLUIDS

Understanding why superspreading drives the COVID-19 pandemic but not the H1N1 pandemic

(2021) Paul Z Chen et al.   LANCET INFECTIOUS DISEASES

The Impact of Large Mobile Air Purifiers on Aerosol Concentration in Classrooms and the Reduction of Airborne Transmission of SARS-CoV-2

(2021) Finn F. Duill et al.   International Journal of Environmental Research and Public Health

SARS-CoV-2 (COVID-19) by the numbers

(2020) Yinon M Bar-On et al.   eLife

The effect of a mobile HEPA filter system on ‘infectious’ aerosols, sound and air velocity in the SenseLab

(2020) Philomena M. Bluyssen et al.   BUILDING AND ENVIRONMENT