Indoor Air Quality & Masking

See our collection of Covid-19 Databases for Reports/Peer-reviewed Papers. All should be free to access!
OHCOW: Ventilation Checklist: A Pandemic-based Guide to Maintaining Your Building Ventilation System

Letter from Aerosol Expert supporting use of HEPA filtration in classrooms:

PDF Version for Printing can be found HERE

Indoor Air Quality (IAQ)

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?
Characterizing the performance of a do-it-yourself (DIY) box fan air filter
REVIEW ARTICLE: Indoor Air Quality Strategies for Air-Conditioning and Ventilation Systems with the Spread of the Global Coronavirus (COVID-19) Epidemic: Improvements and Recommendations
Identifying airborne transmission as the dominant route for the spread of COVID-19
Science in Action: How to Build a Corsi-Rosenthal Box – UC Davis Engineering
A review of strategies and their effectiveness in reducing indoor airborne transmission and improving indoor air quality
ANALYSIS: Covid-19 in the UK: policy on children and schools
An evidence review of face masks against COVID-19
Mask wearing in community settings reduces SARS-CoV-2 transmission
Impact of community masking on COVID-19: A cluster-randomized trial in Bangladesh
Effectiveness of Mask Wearing to Control Community Spread of SARS-CoV-2
Face masks effectively limit the probability of SARS-CoV-2 transmission
Higher viral load and infectivity increase risk of aerosol transmission for Delta and Omicron variants of SARS-CoV-2
Experimental investigation of indoor aerosol dispersion and accumulation in the context of COVID-19: Effects of masks and ventilation
N95 respirator and surgical mask effectiveness against respiratory viral illnesses in the healthcare setting: A systematic review and meta-analysis
Reducing SARS-CoV-2 in Shared Indoor Air
Strategies to minimize SARS-CoV-2 transmission in classroom settings: combined impacts of ventilation and mask effective filtration efficiency
Fit-Tested N95 Masks Combined With Portable High-Efficiency Particulate Air Filtration Can Protect Against High Aerosolized Viral Loads Over Prolonged Periods at Close Range
Quantifying Environmental Mitigation of Aerosol Viral Load in a Controlled Chamber With Participants Diagnosed With Coronavirus Disease 2019
A systematic approach to estimating the effectiveness of multi-scale IAQ strategies for reducing the risk of airborne infection of SARS-CoV-2
A comprehensive review on indoor air quality monitoring systems for enhanced public health
A review of strategies and their effectiveness in reducing indoor airborne transmission and improving indoor air quality

Masking

An evidence review of face masks against COVID-19
Aerosols from speaking can linger in the air for up to nine hours
Upper bound on one-to-one exposure to infectious human respiratory particles
What doctors wish patients knew about wearing N95 masks
Efficacy of universal masking for source control and personal protection from simulated cough and exhaled aerosols in a room
Politicizing the Mask: Political, Economic and Demographic Factors Affecting Mask Wearing Behavior in the USA
Effectiveness of Face Mask or Respirator Use in Indoor Public Settings for Prevention of SARS-CoV-2 Infection — California, February–December 2021