On 3/18/2010 1:30 PM Steve B spake thus:
Heck, for that matter you could just get a bunch a'them Rotron-type computer cooling fans and put them in a box. I did that for a vent system I built for my airbrush, just two 12-volt fans in a box with a piece of ABS pipe on the back to connect to dryer-vent hose.