Elevator air conditioner: 1.Easy installation, 2.Cool and heat, 3.Enger save. Elevator air conditioner,elevator air conditioning,elevator air cooling exclusive the ... ,cargo elevator,sightseeing elevatorand others.Isstallation brief:1.Air conditioner main machine installed directly on the elevator upper ... beam;2.Return air from elevator car;3.Cool air deliveried into car with heat ...