What is the definition of a mini split system with ducts? A mini split system with ducts is a type of air conditioning system that consists of two separate units. The outdoor unit is connected to the indoor unit via two insulated refrigerant lines, along with a power cable and a drainage line. A mini split system with ducts is a more efficient and cost-effective solution than traditional central air conditioning systems. It is a great option for those who want to save space and money. The outdoor unit is responsible for condensing and compressing the air and is usually placed outside the house. Inside the house, the indoor unit and the ducts are connected to distribute the air throughout the entire space. The indoor unit is responsible for heating or cooling the air and is usually placed inside the living area. The ducts are responsible for providing the correct airflow throughout the entire home. Mini split systems with ducts are the perfect choice for those who want to keep their heating and cooling costs low while