here is the best place to bu fans
this is the cheapes if you can wait. They are 12v 2.99
http://www.tigerdirect.com/applicati...6374&CatId=801
or if you want a 4 pack here ya goe 12.99
http://www.tigerdirect.com/applicati...6370&CatId=801
radio shack is a little spendy for fans.. or the best is if you have old computer laying around you can take out the fan on the power box..