MOBILE VENTILATION UNIT
Tempest Controlled Airstreams: Designed to ventilate long vehicle tunnels. Powered by diesel engine, delivers up to 211,000 cubic feet per minute of ventilation. Fan blade sizes range between 38 and 84 inches. Available in flatbed truck, railcar, skid unit, trailer, and truck mount with flexible duct versions. (800) 346-2143.
