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Family-owned and operated since 1968.

Residential & Commercial HVAC Services Across South Atlanta

Reliable HVAC repair and replacement for homeowners across Fayette, Henry, Coweta, Spalding, and Fulton Counties. Furnaces, heat pumps, central air, and more. We keep your home comfortable, season after season.

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OUR PROCESS・Comfortable Homes in 3 Simple Steps

HVAC Service Made Simple Across South Atlanta

We’ve made the process straightforward so you get the heating and cooling help you need, fast, with no hassle.

Schedule Your Service

Call us or request a quote online. Tell us about your system and we'll set up a convenient time that works for your schedule.

Inspection & Transparent Quote

We assess your HVAC system and provide a clear, upfront estimate, no hidden fees, no surprises.

Expert Service Execution

Our certified technicians handle repairs and replacements using industry-best practices, so your system runs reliably for years to come.

HVAC technician servicing electric furnace in Peachtree City GA

OUR SERVICES ・ Complete HVAC Solutions

HVAC Services Across South Atlanta

From emergency repairs to full system replacement, John Davis Heating and Air delivers dependable, high-quality solutions tailored to your home.

Air Conditioning Services

Stay cool all summer with expert AC repair and replacement, including central air and heat pump systems built for Georgia’s heat.

Heating Services

Keep your home warm through every Georgia winter with professional furnace and heat pump repair and replacement.

HVAC Repair

Fast, accurate diagnostics and repairs to get your system back up and running  often the same day you call.

HVAC Replacement

When repair isn’t enough, we’ll help you choose and install the right system for your home and budget, installed right the first time.

Preventative Maintenance

Avoid costly breakdowns with seasonal tune-ups that extend the life of your equipment and keep your energy bills in check.

Indoor Air Quality

Breathe cleaner air at home with air quality solutions designed to reduce dust, allergens, and humidity year-round.

Commercial HVAC

Commercial HVAC solutions for cleaner air, balanced humidity, and year-round indoor comfort.

TESTIMONIALS・WHAT CLIENTS SAY ABOUT US

What Clients Say About John Davis Heating and Air

See why homeowners across Fayette, Henry, Coweta, Spalding, and Fulton Counties trust us for fast, honest HVAC repair and replacement.

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Laura Behrens
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Amazing to work with!!
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Emily Curren profile picture
Emily Curren
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Always professional! Had our unit installed a little over a year ago after moving into our new to us home. System runs great and didn’t break the bank! We have opted into taking care of our investment and added on the twice a year maintenance package. They come out tune up the equipment and change the air filter! Thank you Santiago for the prompt and professional service today!
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Johnny Coe profile picture
Johnny Coe
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DeWayne was very thorough in checking out my heating and cooling systems and answered any questions I had. His knowledge and professionalism was outstanding and I enjoyed getting to know him. I look forward to him performing fall maintenance on our systems.
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Ashley Oddo profile picture
Ashley Oddo
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Ayden is so amazing he need to come back to my house. He was so nice. Best hvac installer
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Beth Warren profile picture
Beth Warren
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Prompt and professional service, couldn’t ask for anything more!!
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Cecelia Lawrence profile picture
Cecelia Lawrence
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I had the pleasure of having David chk my furnaces today and he was a delight…. Very respectful young man… Please keep him around!!
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Thomas Thompson profile picture
Thomas Thompson
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John Davis Heating and Air recently repaired my 8 year old HVAC system. The technician who performed the work was clearly an expert who identified the issue and quickly had the system back up and running in no time. I will continue to rely on John Davis Heating and Air for all my HVAC needs.
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Kelley Bartley profile picture
Kelley Bartley
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Great experience from beginning to end! Love the communication, the attention to detail and always going the extra mile to ensure all of my questions are answered!

South Atlanta's Trusted HVAC Experts

John Davis Heating and Air is a Family-owned and operated company dedicated to delivering safe, efficient, and reliable heating and cooling solutions to homeowners across South Atlanta and the surrounding counties.

With years of hands-on experience serving Fayette, Henry, Coweta, Spalding, and Fulton Counties, we help families maintain and upgrade their HVAC systems with confidence and peace of mind.

Our mission is simple: keep South Atlanta comfortable. We take pride in treating every home like our own and every customer like a neighbor because most of the time, you are.

Preventative HVAC maintenance to extend equipment life in South Atlanta, HVAC technician testing electrical components and airflow during urgent AC repair visit, Experienced HVAC technician testing AC system performance with diagnostic tools indoors, HVAC technician testing furnace electrical and ignition components during repair diagnosis, Technician performing furnace repair diagnostics inside a Peachtree City - GA home near the indoor heating unit, Technician performing furnace repair diagnostics on a heating cabinet inside a McDonough - GA home, Technician performing furnace repair in a Sharpsburg - GA utility area while checking airflow and safety controls, Technician performing furnace repair diagnostics inside a Chattahoochee Hills - GA home during a winter service call, Technician performing furnace repair diagnostics in a Griffin - GA basement using gauges and electrical testing tools, Furnace Repair in Jonesboro - GA as a technician tests ignition and airflow at a hallway return vent
Got Questions? We’ve Got Answers!

Frequently Asked Questions

What areas do you serve?

John Davis Heating and Air proudly serves homeowners across South Atlanta, including Fayette, Henry, Coweta, Spalding, and Fulton Counties. Not sure if we cover your area? Give us a call. we’re happy to help.

Yes. When your system goes down in the middle of a Georgia summer or winter, we move fast. Call us and we’ll get a technician out to you as quickly as possible.

We recommend professional maintenance twice a year, once in spring for your AC and once in fall for your heating system, to ensure peak performance and prevent costly breakdowns.

Absolutely. Whether your system needs a fix or it’s time for a full upgrade, we’ll give you an honest assessment and a clear quote so you can make the best decision for your home and budget.