How-To Geek on MSN

Stop setting every top fan to exhaust: It might be choking your CPU

Another common mistake is omitting the rear fan. This fan is one of the most important in the system because it sits in the ...
Ars Technica

Got one case fan, intake or exhaust?

If you have only one fan you *really* want it to be intake, and put a filter on it.<BR><BR>Positive pressure == clean computer.<BR><BR>Otherwise the inside of the machine *will* fill with nasty crap ...