1.Heating coil 2.Customerized 3.Work Pressure:0.2~3.1MPa 4.Fin space:1.2~3.5mm 5.Tube Diameter:5/16",3/8 ... .Cross level control mode:four stage compressor circuit Bay numbers:2,3,4,5,6,8,10,12... Finned tubes:Sine ... Marine air-conditioning;6.Special Application Coils. New type aluminum heating and cooling ac condenser coil