Retractable Skylights are mounted on tracks that allow them to slide completely out of the way, providing unobstructed roof openings and ventilation for living areas, indoor pools, sports courts, or any room designed to take advantage of this feature. Single units up to 6 feet by 8 feet are available, or multiple units may be ganged like skylights. Motorized or manual styles are available. Units are manufactured to meet custom requirements, and project-specific testing is available. 800.618.0669. www.solarinnovations.com.