Air dispersers handle batches to five gallons and are equipped with a variable sped air motor in with 1-1/2 or 4 HP each with a range of 300-3000 RPM. Dispersers are equipped with a needle valve for speed control, prelubricated heavy duty ball bearings and a container holder with a capacity to hold up to a five gallon pail. Indco, Inc. 4040 Earnings Way, P.O. Box 589 New Albany, IN, 47150