Cook industrial material handler provides for continuous movement of material-laden air. It is well suited for installations involving exhaust, material conveying, pollution control, air circulation and a variety of other uses. Type IMH fans are available in standard arrangements 1, 4, 8, 9, and 10 and in special designs by consultation with the factory. Standard duty construction allows for operation up to 12,000 FPM tip speed. Heavy duty designs include tip speeds to 20,000 FPM. Type IMH is available with a full range of accessories allowing it to be adapted to many different applications.