Hey to all
I got two fans for my dark room vents.The fans are 3"1/8 long by 3"1/8 Wide
By 1" 1/2 thick.They run on 110 volt ac.I got them from SURPULE CENTER for $7.95 each.They are made by NEW HOWARD INDSTRIES model 315-1331
quit running too.They put out 25 cfms.They have been in service for 9 weeks
now and still going.
www.surpluscenter.com