Allegro jet fans circulate air and eliminate volatile fumes from small tanks, vessels or spaces by guaranteeing daily ventilation. They feature aluminium construction for corrosion resistance and have permanently sealed & lubricated, heavy-duty, ball bearings for prolonged life. These OSHA standard, safety screen fans push compressed air through an integrated nozzle (situated at the ends of each blade) enabling the fans to propel at speeds up to 11000 cfm at 80 psig. Further, they are equipped with side-mounted, inlet connectors to provide input power connections and a spark resistant fan for air circulation. Variants are available with recessed handles, preventing rolling off & ensuring easy portability.