... cooling tanks, filtration system, circulation system, cooling system, control box, and so on.Structure of perfume machineThermal cooling tank: open ... stainless steel, and the thermal material is PU.One set filtration systemIncluding: 2 sets of core filtration cell of ... bottle, hand valves, electronic temperature control with frost, one set of box and evaporator, as well as φ20 stainless steel coil. ...