The Home Depot wire suggestion is an excellent one although the one recommended by Absolute Sound is the exterior extension cable (multi strand) about 12 gauge (the orange stuff).
For commercial products the Analysis Plus Oval 9 is a superb cable as is the JPS Labs Ultraconductor and Superconductor
For commercial products the Analysis Plus Oval 9 is a superb cable as is the JPS Labs Ultraconductor and Superconductor