... Cools 1,800 sq. ft; 4)Industrial Air Conditioners; Variable Speed 1. Durable one-piece molded polyethylene housing.2 ... with high performance 1/3 h.p. variable speed motor.3. No need to install, portable, ... protection, evaporated with water without harmful refrigerants5. Fresh air 0-6,700 CFM, cools 1,800 sq ... 6. Almost maintenance-free operation and longer life. Air Delivery(CFM) 0-6,700Fan Motor(hp) 1 ...