High bay lighting is the most common type of lighting used in areas that have high ceilings or need to be illuminated from a great distance of fifteen feet or more. You most commonly find bay lighting in such places as arenas, stadiums, gyms, factories, warehouses, loading docks and more. While high bay lights have traditionally used High Intensity Discharge lights or florescent lights, many places are changing over to LED lights as they are more efficient saving up to 80% on energy costs, long life up to 20 times longer than traditional lighting, No heat which reduces HVAC costs and highly durable.