Remember a while ago when we were talking about Sick Building Syndrome (SBS) and Building-Related Illnesses (BRI)? (If not, here’s the article.) We discussed how modern tightly-sealed buildings can produce systematic indoor air quality (IAQ) problems. Proper ventilation and HVAC contr

As many as one in four new or renovated buildings can be classified as “sick” according to the U.S. Environmental Protection Agency. That’s 25%. One might say that it’s an epidemic. So why are so many buildings sick? Well, it’s a complicated answer. That’s because Sick Bui