Aerocool DS Edition 14cm Black Fan Dual Material/Colour FDB Fan 10.8dBA Retail
http://www.scan.co.uk/products/140mm...-108dba-retail
VS
Noctua NF-A14 FLX Case Fan
http://www.scan.co.uk/products/140mm...um-quality-fan
I am tempted to go for both with e.g. 2x Aerocool as front intake and 2x Noctua as top exhaust.
Plus any real world reason to replace stock rear exhaust?
My case is the Corsair 450D.