PORT-A-COOL HAZARDOUS LOCATION PORTABLE AIR MOVER 24" Air Mover Designed for flammable material handling applications such as refinery companies, vegetable oil plants and paint companies. These portable evaporative cooling systems are ideal for hazardous environments where high volume air flow is needed. Easily attaches to an air compressor (not included) for air filtration; no motor required. Durable plastic and aluminum materials and no moving parts help prevent sparking and accidental explosion in highly combustible areas. One-piece molded polyethylene housing with integral leak-resistant internal water tank and amplifier venturi ring. Filter features filter regulator lubricator for long life. Features an aluminum support frame with pneumatic swivel casters for easy mobility. Water supplied to internal tank through standard 3/4" hose. Hazardous Location protection for Class 1, Division 1, Groups C & D. Includes a 14 gallon water tank and delivers up to 4,898 CFM. Horsepower rating based upon maximum speed/load.