Many things change the final price. The size of your home matters. Bigger homes need bigger systems. The type of system also plays a part. Some brands cost more than others. Labor costs are also a part of the total. Old ductwork might need fixing or replacing.
Plan ahead for this cost. Get quotes from several local pros. This helps you compare prices. Ask about energy-efficient options. A new system can save you money on bills over time. A trusted contractor can help you find the right fit for your home.