cooling used escalator 1.elevator cooling system 2.220/110v 3.high effiently 4.green refrigerant cooling used escalatorescalater air conditioner,escalater Air Conditioning,escalater Air cooling1. exlusive thechnical solution of the elevator cooling .air-conditioner,air chiller,cooling unit IT is widely used in car elevators, medical elevators, residential elevator, goods elevators,passengers ...