Hey guys, I'm on a bingee to quiet down the jet engine....oops...I mean pc. Currently, all I've gotten is the following:

PAPST Ultra-Quiet 80mm FAN-PAPST-8 Case Fans

I am thinking about getting these:
SilentDrive Enclosures

But I'm worried about heat. I read a few reviews and they appear to work.

The Register review

mikhailtech review

What are your guys thoughts on enclosing harddrives?