ASHRAE approves infectious aerosol control standard

ASHRAE has announced the approval for publication of its airborne infection risk mitigation standard for buildings. ASHRAE Standard 241 Control of Infectious Aerosols establishes minimum requirements to reduce the risk of disease transmission by exposure to infectious aerosols in new buildings, existing buildings, and major renovations. The standard has been developed to reduce exposure to […]

News Public Comment

ASHRAE releases draft pathogen mitigation standard

ASHRAE has announced the completion of the first draft of its standard for maintaining healthy indoor air quality (IAQ), with final approval expected in June and publishing anticipated in July. ASHRAE Standard 241P, Control of Infectious Aerosols provides minimum requirements for HVAC-related measures to reduce the risk of transmission of COVID-19, influenza, and other airborne […]


Fast-track pathogen mitigation standard under development

ASHRAE has convened a project committee to develop an indoor air quality (IAQ) pathogen mitigation standard. The goal is to finalise the consensus-based, code-enforceable standard within six months. “The health and wellbeing of building occupants are crucial factors that must be considered during the design, construction and operation phases of the building process,” says ASHRAE […]

General News

Applications open for small business ventilation program

The Victorian government is supporting public-facing small businesses to improve ventilation in areas accessible to customers, and thus reduce the spread of COVID-19. Applications are now open for the Small Business Ventilation Program, which provides $500 rebates and matched grants of up to $5,000 to support eligible small businesses’ investment in equipment, works and services […]


Hotel quarantine outbreaks prompt ventilation review

The Victorian government is conducting a review of hotel ventilation and air conditioning systems amid an increase in COVID-19 cases linked to quarantine. The situation has raised further concerns about the suitability of hotels as quarantine facilities, and the role of airborne transmission in spreading the virus. The Australian hotel quarantine system has registered outbreaks […]


ASHRAE releases core advice on reducing airborne spread

The ASHRAE Epidemic Task Force has released new guidance to address control of airborne infectious aerosol exposure. It has also issued recommendations for communities of faith buildings. During the course of 2020, experts placed increasing emphasis on the role of aerosols in transmitting SARS-CoV-2, the virus that causes COVID-19. Although at first the virus was […]


Speculation rife on airborne COVID-19

New studies have fuelled speculation about COVID-19 spreading through the air, and emphasised the vital role that HVAC systems will play in controlling the virus. Since the beginning of the outbreak, the World Health Organization has advised that SARS-CoV-2, the virus that causes COVID-19, is mainly transmitted through contact with respiratory droplets. When someone with […]