Effectively solving the problem of waste heat recovery, when it is cold in winter, the heat of the unit is discharged into the store through the air duct machine, ensuring that the ambient temperature in the store is suitable and saving air conditioning energy consumption, energy saving and electricity saving;

Effectively solving the problem of remote installation location of the store unit, greatly reducing the amount of copper pipes and other materials used between the unit and the air duct fan, making it more convenient to retrofit the control unit indoors, and reducing maintenance costs in the later stage.