Air recirculation in ventilation systems is essentially the mixing of a certain amount of exhaust air into the supply air. This process provides a reduction in energy consumption when heating fresh ...

The pandemic has caused indoor air quality to become a bigger concern for many commercial building owners and managers, due to the fact that the COVID-19 virus is primarily spread through the air.

This is an updated version of a story first published on Oct. 29, 2023. The original video can be viewed here. With new strains of COVID continuing to appear, and flu season just months away, we ...

The mechanism produces airflow that removes pathogens present in the air of a hospital room. Being admitted to the hospital for a specific illness or infection and coming down with another during ...

The study looked at results in an elevator, a supermarket and a classroom. A new study at the University of Minnesota College of Science and Engineering showed ventilation systems can change the ...

Ventilation systems are central to ensuring optimal thermal comfort, enhanced animal welfare and energy efficiency in modern livestock buildings. Recent advancements in computational fluid dynamics ...

I often say that homes and buildings designed to the tough Passivhaus or Passive House standards are "dumb buildings", because they do not rely on a bunch of smart stuff to save energy, just dumb old ...

As the world continues to adapt to the coronavirus pandemic, “ventilation” has become a buzzword in the travel industry. Early in the year, on coronavirus-plagued cruise ships, ventilation systems ...