Quad Master
Guide
Cooling is a hot topic, even for form-factor designers. Intel's BTX form factor is based on efficient cooling of its increasingly toasty processors. Someday, DIYers may start to actually care about BTX, but for now I'll concentrate on airing out the most popular types of cases: ATX towers. The philosophy of a good air flow design, which I'll show you, can be applied to other types of cases, as well.
Better cases come with pre-installed fans and lots of fan mounts, but many don't include such hardware-friendly features. That's not going to stop us. We're going to delve full tilt into cooling the case, from choosing the right fans for the job to figuring out where exactly to mount fans.
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Its a nice guide for all , i know ppl at TE might have more ideas than this.
But still this might be of help to others.