Knox County, TN
HVAC Pros in Knox County, TN
Compare verified HVAC providers serving Knox County, TN.
On this page
Quick facts
- AreaKnox County
- StateTN
- Providers17
- Typical ticket$3.5k – $11k
Top local providers
Request quotes →- installationrepairemergency
What customers say “My ac hadn't been working and I had already had another company come out and I needed to kno exactly where the leak was…”
- Service Experts KnoxvilleTop ratedinstallationrepairemergency
What customers say “Mike promptly came out within 1.5 hours after first contact. Had booties on to keep everything clean. He immediately…”
- Advanced Heat AC & PlumbingTop ratedinstallationrepairemergency
What customers say “Jordan was kind, courteous, and knowledgeable. He explained what he was doing and why he was doing it. I was impressed…”
- John H Coleman CoTop ratedinstallationrepairinspectionemergency
What customers say “We just replaced an existing HVAC unit using John H. Coleman for the very first time. In brief, my wife and I had…”
- Chaffee HVAC, Plumbing, & ElectricalTop ratedinstallationrepairinspectionemergency
What customers say “Couldn't be happier with the new HVAC system installed by the Chaffee team. Called on a Thursday after seeing water…”
- AA-Air CompanyTop rated
What customers say “AA-Air installed a new unit for us. Chris came out and worked up the estimate for what we needed. He was very…”
- Chancey & Reynolds, Inc. | AC RepairTop rated
What customers say “Jake was my first contact with Chauncey and Reynolds. He was my second opinion and they far and away blew the…”
- Rocky Top HVAC, LLCTop rated
What customers say “I cannot say enough about our experience using Rocky Top HVAC for a complete unit replacement. From the time I called…”
- Cantrell's Heat & AirTop rated
What customers say “Cantrell’s Heat and Air is who I have used for the better part of my adult life. I had an issue with my heater both…”
- Aire Serv of KnoxvilleTop rated
What customers say “AireServ of Knoxville is So Great! They are always Friendly, Professional and Responsive. My Family has used AirServe…”
- 865 HVAC & PlumbingTop ratedinstallationrepairemergency
What customers say “Repairman came on a Saturday. $235.00 just for him to set foot on property. Ok, I get that. Next, found a capacitor…”
- HCS Mechanical ContractorsTop rated
What customers say “HCS was so professional and responsive to get our heat running again during inclement weather. A late evening phone…”
- A-1 Finchum Heating & CoolingTop rated
What customers say “These guys have done right by me. I've had good service from them on my older unit until it gave out and they gave me a…”
- installationrepairinspection
What customers say “I recently referred one of my customers to Garrett Ouellette of Standard Air conditioning in Electrical and she could…”
- Smith Heating and AirTop rated
What customers say “Smith Heating and Air is the best service that a contractor can accomplish for your house. Honest and professional…”
Local pricing snapshot
Repairs typically run $150–$600. Full system replacements range from $4k for a basic furnace to $12k+ for a premium heat pump. Prices vary by system type, efficiency, and whether ductwork modifications are needed.
Cities in this county
Tennessee hub →Frequently Asked Questions
Do HVAC pros in Knox County charge travel fees?
Some rural routes include a trip charge. Confirm before scheduling and ask whether it applies to the estimate.
Which cities are in Knox County?
Knox County includes Knoxville.
Are permits required for HVAC work?
Most Tennessee jurisdictions require a mechanical permit for equipment swaps. Ask your provider who pulls the permit and how it is priced.
Licensing verified weekly. Reviews refreshed within the last 30 days.
Licensing data: Tennessee Department of Commerce and Insurance — Board for Licensing Contractors (BOC) and Limited Licensed Mechanical Contractor Program · Company data: verified business records + Google Business profile
See our editorial standardsReport inaccurate info about Knox County, TN HVAC pros
Get quotes from Knox County HVAC pros
Compare verified local providers and request free estimates in one place.