 If you're considering remodeling your basement, you need controlled ventilation to exchange the air you breathe. You should do what one of my listeners did and get an easy breathe ventilation system. Donald Demian in Pennsylvania wrote, we were so surprised at how quickly the easy breathe improved our air quality. The humidity is under control now and the dampness has left the basement along with the mold and mildew smells. Excellent product and we're