Employers or employees, we sometimes forget that half our lives are being spent in a workspace that is enclosed, and without any exposure to the outside environment. In short, employers and employees are breathing office air for eight hours or more during the day. And when that indoor air is poor quality, health is impacted. Allergy symptoms can be aggravated, worker performance can be diminished, and sick days can start to rise. For all kinds of reasons, it makes good business sense to keep employees healthy in their work environment with excellent quality indoor air. Air quality professionals often pinpoint poor ventilation as a major problem in the workplace. It simply means that fresh outside air isn’t circulating properly throughout a given space. Even worse, a poorly performing HVAC system might be circulating air pollutants instead of cleaning the air, as it should be doing. Optimum air ventilation in any living space is critical in providing fresh air, while reducing the p...