A display system including an upright housing meeting IP56 weatherproofing standards and including a first vent and a second vent positioned vertically above the first vent, a mounting arm coupled to the upright housing, an industrial PC mounted within the upright housing between the first vent and the second vent, a fan mounted within the upright housing adjacent the first vent, a thermostat mounted within the upright housing and controlling the fan continuously at or above a non-zero minimum speed so that a positive pressure is maintained within the upright housing between the first vent and the second vent, and a large format display mounted to the mounting arm and receiving signals from the industrial PC.