HVAC installation costs $6,820 to $12,350 on average which includes new ductwork, a new central air conditioner, and a new gas furnace. Replacing an HVAC system without ductwork costs between $4,820 and $9,350 depending on the size of your home, and the brand and grade of equipment chosen.

How much should I pay for a new HVAC system?

The cost to replace an HVAC system averages $7,000, with a typical range of $5,000 to $10,000. This translates into $25 to $60 per square foot of coverage, depending on the brand and size.

How much does it cost to put an HVAC system in a 1500 square foot house?

Square FeetAverage Cost1,000$4,000 – $5,0001,200$5,000 – $6,0001,500$6,000 – $7,0002,000$7,000 – $8,000