xgecko, very much appreciate the correction on the dBa for those fans -- it did seem too good to be true. The data on the chart i made was from a vendor website (silicon valley computer). You definitely saved me the trouble of buying and returning. I have no experience with the silenx thermistor, I'...

I probably should add that I'm currently building a core i7 PC and that I'll be using the Cooler Master Y720CCD-25K1-GP fans.

Can't decide between another Antec 900 case or the Antec Skeleton (Open Air Chassis)...

FAN Reference: cfm/db -- fan 043/22 -- Cooler Master 120mm Blue LED Case Fan OEM 43CFM 22dBA $4 052/22 -- Cooler Master Y720SCB-12K1-GP 120mm Silent Case Fan 52CFM 22dBA $8 090/19 -- Cooler Master R4-L2R-20AC-GP 120mm LED Silent Case Fan 90CFM 19dBA (red, or green or blue) $10 090/19 -- Cooler Maste...

Thought I'd add some info here for reference. I'm about to take apart our Wii to replace a noisy squealing fan, figured while I'm at it, I'll toss in a mod chip (DriveKey or Wasabi DX), and replace the standard case with either a clear case (Evolve Stealth Assassin), or clear-glowy case (XCM II-Crys...