Many things change the final price. The size of your home matters. A bigger home needs a bigger system. The type of system you pick also plays a part. High-efficiency units can cost more upfront.
Labor costs also affect the price. These costs can change based on where you live. The difficulty of the job also plays a role. For example, old ductwork might need replacing.
Getting a few quotes from local pros is a good idea. This helps you understand the costs for your specific home. Ask about different system options. This way, you can plan your budget well.