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Proudly keeping you comfortable since 1980

HVAC Services in Keystone Heights, FL


For immediate service or repairs, call 386-222-1342.


Cooling off outside in Keystone Heights isn’t difficult. A nice trip to Keystone Beach makes for a perfectly relaxing day by the water. But if you want to cool off when you get home, you’ll need air conditioning. Our office is located in Palatka, FL and we are 29 minutes away from you, our vans and contractors will be at your door under that timeframe. 

Meanwhile, once the winter begins, you’ll want to stay warm. An efficient heater can help you feel comfortable even when the temperatures drop into the 40s.

If you’re looking for HVAC services in Keystone Heights, FL, look to Southern Air. We provide a broad range of cooling and heating services, from installation to repairs and maintenance. 

Air Conditioning Services in Keystone Heights, FL

When summer comes, temperatures can quickly rise dangerously high. You can rest easy knowing you have an HVAC contractor ready to perform the AC services you need.

Quick For Common A/C Issues

Unfortunately, air conditioners occasionally encounter problems. Southern Air will get your air conditioner up and running again quickly with our fast response times and accurate HVAC repair services.

Installation Services in Keystone Heights, FL to Keep Your Home Cool and Comfortable

We want to make the AC replacement and installation process wrinkle-free for you. 

We’ll help you choose a new unit that meets your needs. Prices may vary between units. But you can always count on flexible and affordable pricing for our HVAC services in Keystone Heights, FL.

Once you choose your new AC unit, we’ll handle the entire installation process. We’ll also remove your old unit and haul it away.

Essential Tune-Ups to Keep Your AC Running in Keystone Heights, FL

If you want to beat the summer heat, you need to know your air conditioner is ready to go. With our AC maintenance services, you can count on a thorough inspection, cleaning, and tune-up. 

We’ll perform the following:

  • Inspection of key components
  • Air filter cleaning or replacement
  • Condensate drain line cleaning
  • Moving part lubrication
  • Thermostat testing and calibration

Scheduling preventive maintenance once a year can help optimize your AC’s performance, save on energy bills, and maximize the lifespan of your unit. We recommend maintenance before the summer months begin.

How to Keep Your Home Warm This Winter

As part of our HVAC services in Keystone Heights, FL, we also offer a full suite of heating services. Our fully qualified and trained technicians work with a variety of heating unit brands and types, including:

  • Gas furnaces
  • Boilers
  • Heat pumps
  • Fan coil units

Addressing Common Heating Failures and Solutions

While sub-freezing temperatures might not regularly occur in Keystone Heights, winter temperatures can still dip low enough to become uncomfortable. If your heater malfunctions, our expert technicians are here for fast and reliable repairs.

We’ll inspect your system to identify the cause. We have the skills and tools to get your heater up and running again.

The Benefits of Upgrading Your Heating System in Keystone Heights, FL

Replacing your heating unit is an opportunity to switch to an energy-efficient unit that perfectly fits your home or business. We’ll help you consider:

  • Heating needs
  • Energy efficiency
  • System compatibility

Once you decide on your new heating unit, we’ll install it correctly. Our team will also handle the removal if you have an existing unit.

Heating System services in Keystone Heights, FL

Regular HVAC system maintenance can prevent breakdowns, optimize your unit’s lifespan, and maximize its performance.

We recommend scheduling maintenance for your heating system at least once a year, preferably in the fall. 

At your heating maintenance appointment, we’ll perform the following:

  • Thorough inspection
  • Cleaning of components
  • Lubrication of moving parts
  • System testing

Fill Out An Online Form Or Call For Local Assistance Today

Let Southern Air keep your home or business comfortable all year long. Call us at (386) 222-1342 to schedule your HVAC services in Keystone Heights, FL, today.


What Your Neighbors Are Saying!

Top rated
Southern Air4.9
Based on 1910 reviews
Peter M.
10 hours ago
Southern Air was punctual, polite, and easy to communicate with. They explained everything clearly, arrived on time, and handled the air conditioning service in a timely and trustworthy manner. I really appreciated the straightforward communication and would gladly recommend them.
Response from the owner:Thank you, Peter—really appreciate you taking the time to share this. We’re glad you found our team honest and professional, and we’ll keep working hard to deliver the same level of service every time.
Lauren T.
3 days ago
Reliable, fast, friendly, quality work! We have an aging system that’s on the fritz and Southern Air has been great in keeping us going just a little longer before total system replacement (and we’ll be going with this company when the time comes). They’ve been good to us for two years now and we’re 100% happy with them. Ask for Jamar—he’s the best!
Response from the owner:Thank you, Lauren, for your kind feedback and continued trust over the past two years. We’re grateful you’ve recognized our fast response and commitment to quality while helping extend the life of your system, and we’ll be sure to pass your praise along to Jamar. Please call us anytime for seasonal tune-ups or to arrange ongoing HVAC service.
Michael D.
5 days ago
The technician, Dylan Pacetti checked all the boxes! Prompt, professional and personable. He was thorough and knew what he was doing. He also took the time to explain in understandable terms what the issue was and the best solution. Dylan was very respectful in my home. (He wore booties over his shoes.) Five stars is not high enough for the service I experinced! Thank you!
Response from the owner:Thank you, Michael, for sharing your experience and recognizing Dylan’s prompt, professional, and respectful service. We take pride in providing clear explanations and careful workmanship, and we’re glad his attention to detail made a difference. Please call Southern Air anytime for seasonal tune-ups or to arrange ongoing HVAC service.
Lisa W.
7 days ago
Always a pleasure with this company. Dylan was great. One thing I like we usually get the same technician. We have only had a couple over the years. It’s more important know that my parents live out here. A friendly face and someone we know is a big plus.
Response from the owner:Thank you, Lisa, for your kind feedback. We appreciate you recognizing Dylan’s professionalism and the comfort of having familiar technicians who know your family’s needs. Please call Southern Air anytime for a seasonal tune-up or to arrange ongoing HVAC service.
Richard
1 week ago
Trenton was very professional and knowledgeable on his work. He presented the status of the checked items on the maintenance list. He presented the plans available to me. He explained the contents of the plan very well. He as well as the others who provided maintenance are exceptional at their job. Thank you
Response from the owner:Thank you, Richard, for sharing your kind feedback. We’re proud of our team’s professionalism and seasonal expertise, and it’s wonderful to know the maintenance findings and service options were explained clearly. Please call Southern Air anytime for seasonal tune-ups or to arrange ongoing service.

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Financing Options

Comfort today, pay over time.


At Southern Air, we believe in providing accommodation for our valued customers. It’s tough predict when your air conditioner is going to need replacement. For that reason, it can be challenging to budget for a new system. 

With our flexible financing options, you can get the comfort you deserve without breaking the bank. Contact us today to learn more about our lending options, or get pre-approved online today. 

Customer Reviews

See What Your Neighbors Are Saying About Southern Air!


Our team is known for: professional service, accurate repairs, and fast response.

  • We got great air conditioning service from Southern Air this week. They even came out Sunday and didn’t charge extra. They got our units replaced in one day, and they were very respectful of our home and belongings.

    -Rhonda C.
  • Jamar was very prompt, professional and over all great Tech. He kept us informed on things he was doing etc. Southern Air rocks, plain and simple. Having a Tech that was great and efficient, was awesome.

    -Lindie K.
  • Our technician came out today to service our AC. He was very courteous and explained things to me. Professional demeanor and appearance. I received a text and a call prior to his arrival.

    -Rita C.
  • Justin came out on a Sunday and was very thorough and knew exactly what the issues were. He is a top notch HVAC technician. Myself and my family are grateful.

    -Shawn R.
  • Justin did a great job. Very polite, thorough and professional. You’re fortunate to have an employee like him representing your company in this day with help shortages. Plus the service was very reasonably priced.

    -William M.
  • Jeremy came to my house right on time in the morning, diagnosed my problem, went to the shop and made a game plan with some of his crew, and was back at my house within the hour to complete the job by days end.

    -Elliott O.
    Pam F.
    2 days ago
    Dylan is very efficient & professional. He located the cooling issue & communicated the concern. Dylan is a great asset to Southern Air. He’s always very friendly & professional.
    Response from the owner:Thank you for another 5-star review, Pam! 🌟 We’re grateful for your continued trust and support—it means so much to our team!
    joyce W.
    2 days ago
    This company has been very helpful over the years I have used them .Each technician has been the absolute best when it came to explanations. I highly recommend them and their products.
    Response from the owner:Thank you so much for the 5-star rating, Joyce! We’re delighted to know that you had a great experience with Southern Air. Your support means a lot to us, and we’re always here for your HVAC needs.
    Jan T.
    2 days ago
    Excellent service – as usual! They never disappoint!
    Response from the owner:Thank you Jan for the kind review and for your business!
    Timothy H.
    2 days ago
    Routine check and cleaning , preventative maintenance
    Response from the owner:Thank you for choosing Southern Air! We’re glad we could earn your trust and deliver the right solution. We appreciate your business and look forward to keeping you comfortable!
    Peter M.
    3 days ago
    Honest and very professional service. 👏 👌 👍 Very respectful and knowledgeable. Thank you.
    Response from the owner:Thank you, Peter—really appreciate you taking the time to share this. We’re glad you found our team honest and professional, and we’ll keep working hard to deliver the same level of service every time.
    Michael D.
    3 days ago
    Fantastic job, reasonable rates very professional! Our technician Albert was extremely knowledgeable and thorough and took pride in his work.
    Response from the owner:Thank you, Michael, for sharing your feedback. We’re grateful you recognized our team’s professionalism and thorough seasonal expertise, and we’ll be sure to pass your kind words along to Albert. Please call Southern Air anytime for seasonal tune-ups or to arrange ongoing HVAC service.
    Lauren T.
    3 days ago
    Reliable, fast, friendly, quality work! We have an aging system that’s on the fritz and Southern Air has been great in keeping us going just a little longer before total system replacement (and we’ll be going with this company when the time comes). They’ve been good to us for two years now and we’re 100% happy with them. Ask for Jamar—he’s the best!
    Response from the owner:Thank you, Lauren, for your kind feedback and continued trust over the past two years. We’re grateful you’ve recognized our fast response and commitment to quality while helping extend the life of your system, and we’ll be sure to pass your praise along to Jamar. Please call us anytime for seasonal tune-ups or to arrange ongoing HVAC service.
    Corrine
    3 days ago
    Jamar was very knowledgeable and thorough with our ac maintenance.
    Response from the owner:Thank you, Corrine, for sharing your feedback. We’re glad Jamar’s professionalism and thorough approach made your AC maintenance visit a positive experience. Please call Southern Air anytime for seasonal tune-ups or to arrange ongoing HVAC service.
    Scott W.
    3 days ago
    We requested Justin because he had worked for us before. He's great at his job kind courteous and honest and we will call for him again if there is a problem
    Response from the owner:Thank you for your kind words, Scott. We're glad to hear that Southern Air was able to meet your needs and that you were satisfied with our service. Thank you for choosing us and we hope to serve you again in the future!
    Melanie S.
    3 days ago
    Southern Air was punctual, communicative, timely, polite, and trustworthy. I really appreciated how smoothly everything was handled and how well they kept me informed. Thank you for taking such good care of us. We really appreciate it.
    Response from the owner:Thank you for your thoughtful feedback, Melanie. We’re grateful you appreciated our professionalism and clear communication throughout the service. Please call us anytime for seasonal tune-ups or to arrange ongoing HVAC service.
    Mike R.
    3 days ago
    Trenton was very polite and very thorough. He was very respectful of our property. All technicians and the office staff at Southern Air have been great! See you next visit.
    Response from the owner:Thank you, Mike, for the wonderful feedback! I'm glad to hear that Jason made a great impression with his politeness and thorough work. We look forward to seeing you at your next visit!
    Nathaniel J.
    4 days ago
    Excellent customer service!!!! Thank you! Lake was professional, explained everything he did... 10/10
    Response from the owner:Thank you! We’re so glad you had a great experience. Your support means a lot to us!
    TraciandMe
    5 days ago
    Great service from Southern Air as always
    Response from the owner:Thank you for your continued feedback and support, Traci. We’re grateful to know our team continues to provide professional service you can count on. Please call us anytime for seasonal tune-ups or to arrange ongoing HVAC service.
    Timothy H.
    5 days ago
    Always professional and courteous
    Response from the owner:Thank you Timothy for trusting us with your comfort needs!
    Michael D.
    5 days ago
    The technician, Dylan Pacetti checked all the boxes! Prompt, professional and personable. He was thorough and knew what he was doing. He also took the time to explain in understandable terms what the issue was and the best solution. Dylan was very respectful in my home. (He wore booties over his shoes.) Five stars is not high enough for the service I experinced! Thank you!
    Response from the owner:Thank you, Michael, for sharing your experience and recognizing Dylan’s prompt, professional, and respectful service. We take pride in providing clear explanations and careful workmanship, and we’re glad his attention to detail made a difference. Please call Southern Air anytime for seasonal tune-ups or to arrange ongoing HVAC service.
    Kelly H.
    6 days ago
    Checked everything and explained it! Justin was great! Very punctual, professional and thorough. Even replaced a part!
    Response from the owner:Thank you for the fantastic feedback, Kelly! We’re so pleased to hear that Dylan provided punctual, professional, and thorough service. His dedication to delivering a great customer experience truly reflects our team’s values. We appreciate your recommendation and look forward to serving you again in the future!
    Jan T.
    6 days ago
    Excellent Service as usual. Albert goes above and beyond to make sure everything is just right. I could not be more relieved! Thank you so much!
    Response from the owner:We really appreciate your feedback! It’s great to hear Dylan and the team are delivering the service you expect
    Lisa W.
    7 days ago
    Always a pleasure with this company. Dylan was great. One thing I like we usually get the same technician. We have only had a couple over the years. It’s more important know that my parents live out here. A friendly face and someone we know is a big plus.
    Response from the owner:Thank you, Lisa, for your kind feedback. We appreciate you recognizing Dylan’s professionalism and the comfort of having familiar technicians who know your family’s needs. Please call Southern Air anytime for a seasonal tune-up or to arrange ongoing HVAC service.
    Richard
    1 week ago
    Trenton was very professional and knowledgeable on his work. He presented the status of the checked items on the maintenance list. He presented the plans available to me. He explained the contents of the plan very well. He as well as the others who provided maintenance are exceptional at their job. Thank you
    Response from the owner:Thank you, Richard, for sharing your kind feedback. We’re proud of our team’s professionalism and seasonal expertise, and it’s wonderful to know the maintenance findings and service options were explained clearly. Please call Southern Air anytime for seasonal tune-ups or to arrange ongoing service.
    Kathleen R.
    1 week ago
    Came out on a Sunday afternoon, was very professional --explained everything well.
    Response from the owner:Thank you so much, Kathleen! We're glad to hear that you appreciated our team's professionalism and clear explanations, especially on a Sunday afternoon. Your satisfaction is important to us!
    Jennifer F.
    1 week ago
    Jason, is very professional and does his job when he is here to work on our unit. He is honest also and thats a HUGE plus for us.
    Response from the owner:Thank you for the kind words! We’re glad Justin’s professionalism and honesty made such a positive impression. Integrity is important to us, and we appreciate your trust in Southern Air!
    Mary B.
    1 week ago
    Jason was so thorough and explained exactly why was done and options for what needs repair or replacing. Very respectful and courteous.
    Response from the owner:Thank you, Mary, for your thoughtful feedback. We’re glad Jason’s thorough, respectful approach and clear explanations made the service helpful, reflecting our commitment to professionalism. Please call Southern Air anytime for seasonal tune-ups or to arrange ongoing HVAC service.
    Raymond S.
    1 week ago
    Southern Air technician was great. Came on time. He preformed semi-annual service and installed an Air Scrubber to the system. He provided me with options and I really appreciate that. His service was professional and accurate. Definitely recommend Southern Air Cooling and Heating.
    Response from the owner:Thanks, Raymond—really glad our technician arrived on time, diagnosed the issue quickly, and walked you through your options. We appreciate you choosing Southern Air, and it’s great to hear your A/C is back up and running.
    Elijah R.
    2 weeks ago
    I scheduled a regular HVAC maintenance appointment and was elotted a set time frame for the technician to arrive. Justin arrived in a timely manner, right at the beginning of the elotted time slot. Not only was Justin punctual, he was friendly and thorough in his work. This was my first appointment since obtaining the Southern Air Comfort Club membership and being a first time homeowner, I feel at ease knowing my HVAC system will be maintained by local company with friendly, knowledgeable, and customer focused employees.
    Response from the owner:Thank you, Elijah, for sharing your experience. We’re glad Justin’s punctuality, professionalism, and thorough service helped make your first maintenance visit reassuring as a new homeowner. Please call us anytime for seasonal tune-ups or to arrange ongoing HVAC service through the Southern Air Comfort Club.
    Steve M.
    2 weeks ago
    These guys are the best. Everyone knows what they're doing, does it well, respects your property, and is a pleasure to work with.
    Response from the owner:Thank you, Steve, for sharing your kind feedback. We’re grateful you noticed our team’s professionalism, care for your home, and knowledgeable service. Please call Southern Air anytime for seasonal tune-ups or to arrange ongoing HVAC service.

    Schedule Service

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    This field is for validation purposes and should be left unchanged.
    SMS Opt In
    You are agreeing to receive SMS customer care and marketing notifications from Southern Air Cooling and Heating. Message frequency may vary. Standard Message and Data Rates may apply. Reply STOP to opt out. Reply Help for help. Visit our Privacy Policy Page For more information