Electrical fee for Outside and Inside DIRT will be $60 per 110-volt and $90 per 220-volt hook-up (220-volt available outside only). NO ELECTRICAL FEE for Inside CONCRETE. Exhibitor will furnish all breaker boxes, fuse boxes, and a 100-foot extension cord for their power requirements. The fee does not include any extra wiring for your hook-up. An hourly rate will be charged for these services. The exhibitor must provide surge protection for their equipment.