Heating Services

Cooling Services

HVAC Maintenance

Indoor Air Quality

About Our HVAC Company

Keeping You in Your Comfortable
Zone for Over 50 Years!

When searching for the best heating and air conditioning contractor in Knox and Roane County, you’ll find Central City offers every qualification. We employ certified, well-educated technicians who perform heating and cooling calculations on every installation, and are fully licensed and insured.

Central City is committed to providing courteous, professional service and offering only the best HVAC equipment and products to its loyal list of customers. We’ll work hard to add you to that list.

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50+

Years Of
Business

A+

Better Business
Bureau Rating

100%

Satisfaction
Guranteed

Our Reviews

Why Knox and Roane County Homeowners Trust Our HVAC Experts

“Very impressed, everything was explained in a way I could understand. I felt like Richard explained all of our options and wasn’t trying to push something on us that we didn’t need.”

- Lauren P.

“Installers were on time, and worked until job was complete, very professional. took the time to explain new controls and basic operations. I was pleased with both installers”

- Bob S.

“Professional and very pleasant. Sandra came up with a possible explanation for why the system was intermittently blowing hot air when the AC is on, and made some suggestions on what to do if it happens again.
Oh, and Sandra put on booties without me directly asking her to. Much appreciated.”

- Hiedi T.

HVAC News & Tips

Holiday Safety Tips

From Christmas tree catching fire to falling off ladders while stringing up the lights, it’s pretty clear you need to keep your wits about you while celebrating the holidays at your home.

Dec 15, 2025

How Can I Lower My Heating Bill This Winter?

Are you anticipating a higher heating bill this winter? Here in Knoxville, temperatures can get pretty low. The only way to ensure you remain perfectly comfortable inside your home is by cranking up the heat.

But that can get expensive.

Nov 30, 2025