What heat exchanger means
A heat exchanger is the metal chamber in a furnace that keeps the flame and exhaust gases on one side while house air is heated on the other.
Where it matters on a HVAC job
A cracked heat exchanger is a safety issue because it can let combustion gases into the air stream. If you find one, document it with photos or camera footage and put the finding in writing. It is often the point where a furnace gets replaced.
What it costs
For heat exchanger, the closest koira.ai price is the furnace replacement cost guide, near $4,800 for a typical job and $2,800 to $7,250 for most. The guide shows its sources and what moves the price. The hvac replacement cost calculator prices a job line by line.
Work it out
- Free calculator: HVAC replacement cost calculator
- Cost guide: Furnace replacement cost
- Licensing: HVAC license rules by state
- Tools, templates and guides: Free HVAC resources