A central air conditioner is the most typical cooling system, consisting of an interior component and an outdoor unit that distributes the conditioned air through supply and return ductwork. Central air conditioning installation normally costs between $3,806 and $7,612, with an average cost of $5,708. The ultimate pricing is determined by a number of parameters, such as the following:
Type of unit
Size of the house and unit
Rating for seasonal energy efficiency ratio (SEER)