How much a central air conditioner should cost. Average costs and comments from CostHelper’s team of professional journalists and community of users. Adding central air conditioning to an existing forced air heating system in a , square foot house averages $, $,, and can be done by two technicians in days, with li.e or no .Comparison of Central Air Conditioner Prices bynds, Units, Sizes, Repair Costs, Installation, and High Efficiency Central AC Systems..An air conditioner’s filters, coils, and fins require regular maintenance for the unit to function effectively and efficiently throughout its years of service..Note Before you dive into the specificnd review, we highly recommend you to read our elaborate Central Air Conditioner Buying Guide in advance, there.
Homeowners can pay between $ and $, for central air conditioning. The final cost will depend on the unit, additional installation items such as ductwork and the professional s installation rates. Here are some additional factors that will determine the kind of system you will need, as well as its price..