How does a heat pump do both jobs?
A heat pump moves heat rather than burning fuel to make it, and reverses in summer to move heat out of the house instead. That is why it replaces both halves of a conventional setup.
What does installation involve?
- Sizing based on the house rather than on what was there before.
- Outdoor unit and indoor air handler or coil, matched as a pair.
- Electrical supply, which can differ from what a furnace needed.
- Auxiliary heat arrangement for the coldest weather.
- Checking the duct system can actually carry the airflow the new equipment expects.
Does a heat pump work in a Tennessee winter?
Heat pumps suit this climate reasonably well. In the coldest stretches auxiliary heat carries some of the load, which is normal rather than a fault. If you see auxiliary heat running constantly in mild weather, that is worth investigating.
What will this cost?
As part of a complete system, typically quoted after an assessment depending on equipment and scope. A typical range, not a quote.
Repair or replace: how we weigh it
| What we look at | Points toward repair | Points toward replacement |
|---|---|---|
| What failed | A wear item such as a capacitor, contactor or fan motor | Compressor, leaking evaporator coil or cracked heat exchanger |
| Repair history | First real fault the system has had | Repairs stacking up across recent seasons |
| Condition of the rest | Remaining equipment looks sound | Several components visibly tired |
| Cost comparison | Repair sits well below replacement cost | Repair approaches a meaningful share of replacement |
| Comfort history | System kept the house comfortable until now | It never really kept up, which may be sizing or ductwork |
No formula decides this. We look at your equipment and explain what we find. See the repair or replace guide for the longer version.
Common questions
Is a heat pump a good choice in Tennessee?
It suits this climate reasonably well, handling both heating and cooling from one system. In the coldest weather auxiliary heat carries part of the load, which is expected behaviour.
Will a heat pump heat as well as my furnace?
It heats differently. The air at the vents is cooler than furnace air even when the house is reaching temperature, which surprises people switching over for the first time.
Can I put a heat pump on my existing ducts?
Often, but it is worth checking rather than assuming. The ducts need to carry the airflow the equipment expects, and we look at that as part of the assessment.
What does heat pump installation cost?
As part of a complete system, typically quoted after an assessment. Scope and price are confirmed after we assess the home.
Reviewed and updated September 2026. Prices shown are owner supplied typical ranges, confirmed after an assessment. If anything here looks out of date, call (615) 400-4993 and tell us.