Originally Posted by The Alchemist

Also, if I'm reading correctly, you put fans on, without a shroud, which greatly reduces the effectiveness of the fans and radiator. Without a shroud, you're essentially only cooling the immediate area behind the fan, and think about it, air will take the path of least resistance, and if the fan isn't sealed to the radiator with a shroud, the air won't pull past the fins effectively.

Originally Posted by sbcgenII

Shroud works with pullers not so much with pushers.

Originally Posted by Chris@CBR

My friends have a hard time remembering where I live when I loan them tools!