CygnusX1 said:Here's the one I use. Works like a charm and is pretty quiet too.
(broken link removed to http://www.northlineexpress.com/itemdesc.asp?ic=5SA-4001)
The EntreeAir fan is noisy as hell. It works, but the noise will drive you crazy.
That's the one I use as well. Not very much noise at all and works quite well in drawing the heat down my hallway.