HVAC · Nashville, TN
AC repair in Nashville, same day when it goes out in August
Same-day AC repair, furnace and heat pump service, and full system replacement from licensed Nashville HVAC contractors.
Estimate request
What is the system doing, or not doing?
Straight to us, and a reply the same day.
Nashville's HVAC
Nashville's HVAC is an HVAC company based in Nashville, Tennessee, working 65 towns across 12 counties of Middle Tennessee. HVAC contractors who fix the part that failed, size a new system by the house, and write the price down before the work.
More about who we are, what we commit to, and who answers for this site.
What we fix
Warm air, no heat, frozen coils and rising bills
Recognize one? You are in the right place.
- AC running but not cooling
- No heat overnight
- Unit freezing up
- Power bill climbing
- System over 12 years old
- Rooms that never get comfortable
Services
Air conditioners, furnaces, heat pumps and ducts
Air conditioning and heating — what HVAC companies in Nashville get called for, and what each job covers.
AC Repair
No-cool calls answered same day through the summer — capacitors, compressors, refrigerant leaks and failed condensers.
Learn more
Heating & Furnace Repair
No-heat calls, ignition and heat exchanger faults, heat pump defrost problems and thermostat failures.
Learn more
System Replacement
Right-sized replacement with a real load calculation, not a guess from the old unit’s badge.
Learn more
Maintenance Plans
Two visits a year, priority scheduling and no diagnostic fee — the cheapest way to avoid an August breakdown.
Learn more
Ductwork & Air Quality
Duct sealing, repair and replacement, plus filtration and humidity control for houses that never feel right.
Learn more
Mini-Splits & Add-Ons
Ductless mini-splits for additions, garages, sunrooms and bonus rooms the main system was never sized for.
Learn moreHow it works
Diagnose, price on paper, then repair
Tell us what is happening
Send the form; describe it in your own words.
Get a free written estimate
One of our HVAC contractors looks at the work and gives you a scope and a price in writing, with no obligation to go ahead.
We do the work
Agreed price, tidy site, workmanship in writing. Not right afterwards? We come back.
Why trust us
How our technicians handle your system and your money
You will not find a five-star badge on this site yet, and that is deliberate — a company this new does not have the reviews to show, and inventing them is the one thing an HVAC company should never do.
-
Diagnose before quoting
The fault is found and named — capacitor, contactor, coil, compressor — and the price follows the fault.
-
Size by load calculation
A Manual J on the house, not the tonnage on the old label; an oversized system short-cycles and never dehumidifies.
-
Permit and inspect
Every replacement is permitted with the local codes office and inspected, and the paperwork is yours.
-
Condemn a system over the phone
A ten-year-old unit with a dead capacitor is a repair, not a replacement, whatever the sales script says.
-
Sell the biggest tonnage
Bigger is not better in Tennessee humidity; the right size runs longer and dries the house.
-
Skip the duct question
A new system on leaking, undersized ducts is a new system that disappoints; the ducts get looked at first.
The Comfort Zone
Heating and cooling: the newest in The Comfort Zone
October 8, 2026
Furnace Not Turning On, or Lighting and Then Quitting
Some furnaces that will not run need a breaker or a filter. Others are shutting themselves down on purpose, and those are the ones you should never reset twice.
Read itSeptember 28, 2026
Told Your Furnace Has a Cracked Heat Exchanger
Few words from a technician end a furnace faster than cracked heat exchanger. The diagnosis is sometimes right, sometimes wrong, and always worth seeing for yourself.
Read itSeptember 21, 2026
Why Your Air Conditioner or Furnace Short Cycles
Short cycling wears equipment out faster than running it hard, and it never gets the humidity out of a Nashville house. Here is how to tell which cause you have.
Read itMiddle Tennessee
Humid summers, mild winters: HVAC in Middle Tennessee
Middle Tennessee is a cooling-dominated, high-humidity climate with a short but real heating season, and that combination punishes equipment that is sized by rule of thumb. An oversized air conditioner cools the house quickly, shuts off before it has pulled any moisture out, and leaves you with a house that is 71 degrees and clammy. Getting the sizing right matters more here than in a dry climate.
The regional housing stock adds two recurring problems. Bonus rooms over garages are extremely common in Williamson and Rutherford County builds and are almost always on a duct run that was never sized for them. And a great many crawl-space homes have flex duct sagging in an unconditioned crawl, losing conditioned air into the ground before it ever reaches a register.
Service area
Heating and cooling calls across Middle Tennessee
Our technicians cover 12 counties: Nashville first, then 64 more towns. Within about an hour of Nashville, anywhere in Middle Tennessee, we will come out to the system.
FAQ
Heating and cooling questions, answered plainly
How much does HVAC cost in Nashville?
An HVAC repair in Nashville is priced by the part and the access; a replacement is priced by the load the house actually needs, and a contractor who sizes it from the old unit’s label is guessing with your money.
How fast can you get someone out?
No cooling in a Nashville August or no heat in a January freeze is a same-day call; a system that is running but struggling is usually seen within a day or two.
What areas do you cover?
HVAC service based around Nashville runs to Franklin, Brentwood, Murfreesboro, Hendersonville — 65 towns in 12 counties altogether.
Are you licensed and insured?
Every HVAC contractor on our crews holds a Tennessee license and the EPA refrigerant certification, carries liability insurance, and has a copy of each on file with us.
Do you charge for an estimate?
No — free, written, and no obligation.
What if something goes wrong afterwards?
Send the form; the workmanship is backed in writing.
Why is my AC running but not cooling?
Most often a dirty filter, a frozen evaporator coil, or low refrigerant from a leak. Check the filter first — a blocked one starves the coil of airflow and freezes it, which stops cooling entirely. If the outdoor unit is running but the air is not cold, and the filter is clean, it is usually refrigerant or a failed compressor capacitor. Refrigerant does not get used up: if it is low, there is a leak.
What drives the cost of an HVAC replacement?
System size, efficiency rating, and what the installation involves. The equipment is only part of it: ductwork condition, whether the existing lineset can be reused, electrical work, and where the air handler sits all move the number. A high-efficiency system installed on undersized or leaking ducts will underperform a cheaper one on good ducts, which is why a quote that skips the duct assessment is not a real quote.
How often should HVAC be serviced?
Twice a year — cooling in spring, heating in autumn — and filters changed every one to three months depending on the type and whether you have pets. The service that matters is coil cleaning, refrigerant charge verification and electrical inspection, not just a filter swap. Most compressor failures follow months of running dirty or undercharged.
Should I repair or replace my air conditioner?
Age and refrigerant type decide it more than the repair cost. A unit under about ten years old with a common failure is worth repairing. Past fifteen, or if it still runs R-22, replacement usually wins because the refrigerant is expensive and the efficiency gap is large. A failed compressor on an older unit is effectively a replacement decision whatever the quote says.
What size air conditioner does my house need?
It is calculated, not guessed from square footage. A proper sizing accounts for insulation, window area and orientation, ceiling height, ductwork and air sealing. Oversizing is the common error and it is worse than undersizing: an oversized unit cools fast, shuts off before it removes humidity, and leaves the house cold and clammy while short-cycling the compressor to an early death.
Free estimate
House too hot or too cold right now?
Tell Nashville's HVAC what the thermostat says and how the system is behaving, and you will get the estimate in writing, free and with no strings attached.