how much for a new HVAC
1 For a 1,000 square foot home, the cost of an HVAC system is $6,000 to $12,000, including a new furnace, air conditioning unit, and ductwork.2  For larger homes and more complex setups, however, the price could be significantly higher.VACâshort for Heating, Ventilation and Air-Conditioningârefers to equipment that is used to regulate the temperature, humidity and air quality of a residential or commercial building. In this guide youâll learn more about the components of a home HVAC system in addition to how much it costs to install one.