[Power Zone - Lawn and Garden Equipment in Christiansburg, VA Power Zone is a lawn and garden dealership in Christiansburg, VA. We carry a wide variety of tools, power equipment, lawn mowers, and more, from many leading manufacturers including Exmark, Toro, Cub Cadet, Honda, Stihl, Briggs & Stratton, Kohler, and Kawasaki. We also offer parts and service, and are located within a short drive of Radford, Rogers, Ironto, and Blacksburg.]