Continental Fan says its AID Axial In-Line Fans are the ideal solution for applications where high efficiency and quite operation are required. This fan is available in diameters from 12 in through 27 in, with capacities ranging to 11,400 cfm. Commonly used to move large volumes of air at medium and high pressures, AID Fans utilize ELTA adjustable pitch airfoil axial impellers to reduce noise and maximize performance. The fans also feature a spark resistant, cast aluminum airfoil axial impeller; factory set adjustable pitch blades; and steel housing with corrosion resistant paint.
 
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