Companies are working on indoor air quality for returning workers
ST. PAUL, Minnesota (AP) – Building ventilation systems bring in a lot of outside air, but they are not designed to rely exclusively on fresh air. Instead, it’s a balancing act: filtering and conditioning indoor air while replacing some of it with outdoor air.
Fine-tuning all of this is the challenge facing many companies, including software company Twin Cities LuminFire.
- September 29, 2021