I'm something of a fan nut, and I own quite a few. Small fans for desktop/workbench, HUGE fans for my shop, carpet fans, floor fans.you name it and I've probably bought one.But THIS is something entirely different! On the lowest setting it is quiet enough to speak over in a normal voice, while somehow creating airflow through an entire room. The second speed is about twice as loud, but it's well built so there isn't any squeaking or rattling, just a good solid hum. The third speed is comparable See full review