Heating and air conditioning repair in Charlotte, done right the first time.
K1 HVAC is Kayvan: an experienced technician with a mechanical engineering background, a fully stocked truck, fair prices and a habit of fixing the systems other companies gave up on.
Every day, 6 AM to 10 PM. You talk to Kayvan, not a call center. No after-hours fee, no weekend diagnosis fee. If we are available, we take care of your system.
- 5.0 on Google180+ reviews
- Open 7 days6 AM to 10 PM
- Local contractorSouth Charlotte area
- Insured and experiencedHeating and cooling only
- All major brandsRepair and install
- Same-day visitsMost days
What K1 HVAC fixes
Heating, cooling and ventilation for homes and small businesses. Every job starts with a real diagnosis and a clear quote.
- AC repairWarm air, strange noises, ice on the lines, or an AC that won’t turn on. Diagnosed and fixed, usually in one visit.
- AC installation and replacementNew central air or heat pump systems sized for your home, installed cleanly, and explained before you commit.
- Furnace and heat pump serviceGas furnaces, heat pumps and dual-fuel systems repaired and tuned so the first cold snap isn’t a surprise.
- Pancake units and hard-to-reach systemsLow-profile horizontal units in attics, crawl spaces and ceilings. The jobs other companies turn down.
- Seasonal maintenanceSpring AC and fall heating tune-ups that catch small problems before they turn into breakdowns.
- Ventilation and indoor air qualityBetter airflow, filtration and humidity control for a home that feels and breathes better.
- Same-day and weekend serviceOpen every day from 6 AM to 10 PM, weekends included. Call and talk to Kayvan directly.
- Trane service and repairTrane XV series and specialty Trane products, including full diagnostics and commercial units.
- Zoning systemsDifferent rooms, different temperatures. Zoning designed, installed, diagnosed and corrected.
The jobs other companies turn down
Pancake units tucked into attics and crawl spaces. Systems that were written off as a full replacement. Problems two other techs couldn’t find.
That’s where K1 HVAC has built its reputation. Many customers call after hearing “it can’t be fixed” somewhere else, and end up with a working system at a fraction of the replacement quote.
Trane specialty service
Deep experience with Trane’s most advanced residential systems and Trane commercial units.
K1 HVAC works on the full Trane line, with special focus on the Trane XV series — Trane’s top-tier variable-speed systems. These are sophisticated, precision machines, and cutting corners on a diagnostic or repair can cost you far more than the visit did.
Every Trane call includes a full diagnostic: the whole system gets tested as one unit, not part by part, so the real fault gets found and fixed — and the electric bill stays where it should be.
K1 HVAC also services the Trane Morganizer, a specialty Trane product line. Same standard: complete diagnosis, clear explanation, and a repair done right the first time.
Zoning systems
Different rooms, different temperatures — one system that keeps every zone right.
If some rooms are always too hot while others stay too cold, a zoning setup can fix that. K1 HVAC handles the whole process:
- Zoning systems — designed and installed so each area of your home gets its own control.
- Diagnostic and adjustment — testing how air flows to each zone and tuning the dampers and controls.
- Correction if needed — if an existing zone setup isn’t working, it gets fixed properly.
- Test and modification — final checks by running every mode, and any change your particular home needs.
What 180+ customers keep saying
5.0out of 5 starson Google
Fixes what others couldn’t
Customers call after other companies gave up, especially on pancake units and tight attic installs.
Fair, upfront pricing
Reviewers keep mentioning quotes that came in well below what other companies proposed for the same work.
Clear explanations
You get a clear walk-through of the problem, plus a heads-up on small issues before they become big ones.
Shows up when you need help
Same-day and weekend visits come up often, including when the AC quits on a Saturday in July.
Had K1 HVAC out recently?Leave a review on Google
Every major brand
Repair, maintenance and installation on all of these and more.
- Carrier
- Trane
- Lennox
- Goodman
- Rheem
- Ruud
- American Standard
- Daikin
- Bryant
- York
- Amana
- Heil
- Payne
- Coleman
- Mitsubishi Electric
- Fujitsu
- RunTru
- Armstrong Air
- Tempstar
Where K1 HVAC works
Based in Ballantyne and serving the greater Charlotte area on both sides of the state line.
- Charlotte NC
- Ballantyne NC
- Matthews NC
- Pineville NC
- Mint Hill NC
- Indian Trail NC
- Waxhaw NC
- Huntersville NC
- Fort Mill SC
- Rock Hill SC
Talk to Kayvan directly
No call center. Every day, 6 AM to 10 PM.