can u stack 2 psus on top of each other.not can i run them stacked can i physically put one on top of the other? im going to use a 1000 w for my mb and another just to power 6 fans and a graphic panel nothing to do with mb just a power to do lighting and stuff i want to do in my case mod. is there any reason i cant stack them both in my empty bay space and feed both cords out the rear of the machine?