Have you ever heard of “Sick Building Syndrome”? If not, you should learn more about it, especially if you are a building owner renting out units to tenants. Sick building syndrome is a condition where building occupants start getting sick without any known cause. This is especially concerning for those responsible for maintaining the health and safety of the tenants. Although the cause is usually unknown, it is often airborne contaminants and can be handled using the best commercial air purifier. Chemical Contaminants Most airborne chemical contaminants come from outdoor and indoor sources. The contaminant size is smaller than 0.003 microns. ...