According to an embodiment of the present disclosure a cooling and heating system includes a plurality of branch holes configured to provide different refrigerants to at least one indoor units. The device also includes a plurality of valves configured to respectively correspond to the plurality of branch holes wherein each valve is configured to select a refrigerant to be provided to at least one indoor unit. The different refrigerants are provided from an outdoor unit. The device further includes a plurality of ports configured to respectively correspond to the plurality of branch holes. The device also includes a processor configured to, in response to an input through the plurality of ports that include an indoor unit information including refrigerant information, control each of the plurality of valves to provide refrigerant corresponding to the refrigerant information through a branch hole corresponding to a port that the refrigerant information is input.