Originally Posted by mtuccio
Good advice RyGuy....Turbulant air inside a case can be a bad as NO FANS at all.....With the Zalman, position it so that it draws air from the front of the case and towards the back. Use a 120 to pull air in from the front and then use another 120 to draw air out from the back. Don't use crazy CFM fans. I use Arctic Cooling 120mm with 7V adapters on them all of the time for this purpose. They are about 53-56 CFM.
PS - Don't position the Zalman to blow air into the PSU (If you can)....Why would you want to add HOT air to an already very HOT and underventilated system component.
Hope this Helps!