... piece molded polyethylene housing.2. Equipped with high performance 1/3 h.p. variable speed motor.3. No ... refrigerants5. Fresh air 0-7,000 CFM, cools 1,800 sq ft.6. Almost maintenance-free operation and ... (Gal) 30 (115L)Weight(lbs) 172 (78KG)Application areas:1)Industry: injection molding, printing, shoe-making, food processing, rubber, ... need ventilation. 24In Portable evaporative air cooling unit