SY said:Home Depot orange. If it's good enough for a speaker cable hoax, it's good enough for power cable nonsense. And it frees up money for CDs.
I use the home depot orange with 14 guage conductors, but AWG 12 is also available -- the only difficulty is that the insulation is quite easy to slice through. I would have bought #14 stranded at HD, but it was only availble in a 1,000 foot roll.