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Proudly Serving Palatka, FL Since 1980.
24/7 Emergency Service Available! Call (386)-222-1342.
San Mateo, FL

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

HVAC Services in San Mateo, FL


San Mateo gets some of the hottest summers in Florida, so make sure that your HVAC system is ready for the season. If your HVAC unit needs a tune-up, contact the pros at Southern Air. We have over 40 years of experience providing industry-leading HVAC services in San Mateo, FL, and have helped countless homeowners with their HVAC issues. Whether you need simple maintenance or want to replace your entire HVAC system, Southern Air is the company to call!

Contact us today to speak to an HVAC contractor in San Mateo!

AC Repair

Your AC works hard to keep you comfortable so make sure it gets the care it needs. If you notice any of the following problems, give our HVAC experts a call to schedule AC repair. 

  • No air or low airflow
  • Only hot air
  • Bad smells from vents
  • Leaking unit
  • Burning smell
  • Overcycling
  • Random shutdowns

AC problems might seem like a minor inconvenience but even a small problem can significantly raise your cooling bills and lead to further damage. It’s in your best interest to call a professional as soon as you notice a problem. 

AC Replacement

Eventually, your air conditioning will wear down and will require replacement. When that time comes make sure you work with the experts at Southern Air. We can help you find energy-efficient replacements that fit your needs and budget. 

Old HVAC equipment becomes less efficient and suffers breakdowns more frequently, and repairing an older system starts to have diminishing returns. After a certain point, it makes more sense to replace your old HVAC rather than pay for frequent repairs. 

As a general rule of thumb, it’s worth replacing your AC if repair costs are at least 50% of the cost of replacement. In that case, buying a new AC will probably be the most financially efficient in the long term. 

Furnace Repair & Replacement

Your furnace is the other half of your HVAC system and works to keep you and your family warm during the cold months. Just like your air conditioner, your furnace needs regular maintenance and care. Common signs you need furnace replacement include:

  • No hot air
  • Uneven heating
  • Burning or gas smell
  • Yellow pilot light flame
  • Random shutdowns
  • Excess soot or dust

We also offer comprehensive furnace and heater replacement. We work with the top brands in the industry to source high-quality products and we will handle every aspect of the installation, from removing the old heater to performing final inspections and testing. You can count on us for fast and reliable work!

HVAC Service FAQ

Below are some of the most common questions we receive about our HVAC services in San Mateo, FL. 

How Often Should I Get HVAC Maintenance?

You should get professional HVAC at least once every 12 years—preferably once every six months. The more frequently you get maintenance, the lower the risk of breakdowns and the less you’ll spend on HVAC repair. 

What Does HVAC Maintenance Involve?

Your checklist might differ, but the typical HVAC maintenance appointment will involve the following tasks:

  • Changing HVAC filters
  • Testing electrical components
  • Cleaning AC coils
  • Flushing drain lines
  • Calibrating thermostats
  • Testing system pressure
  • Cleaning ductwork
  • Checking refrigerant levels

What Is the Typical AC and Furnace Lifespan?

The typical lifespan of a residential air conditioner and furnace is about 15 and 20 years, respectively. Your HVAC systems will last longer if you get regular maintenance. 

What’s the Best Temperature for My HVAC?

The best temperatures for your HVAC are 78 degrees in the summer and 68 degrees in the winter. It is also better to keep your HVAC on during the day while at home rather than switching it on and off when you need it. 

About San Mateo, FL

Located in Putnam County, San Mateo is known for its mix of small-town feel with the convenience of a larger city. San Mateo is located right on the St. Johns River and boasts proximity to a wide range of nature preserves and outdoor recreation activities. After spending time outdoors, you can relax in San Mateo’s historic downtown district and explore the various shops and restaurants. 

San Mateo’s No. 1 HVAC Contractor

Southern Air is proud to be your reliable contractor for all things HVAC. With over four decades of experience under our belt, there is no HVAC issue too large or small for us to handle. End your search for “HVAC near me” today. Contact us online or call today at (386) 222-1342 to schedule an appointment for HVAC services in San Mateo, FL!


What Your Neighbors Are Saying!

Southern Air
Excellent
4.9
Based on 1346 reviews
review us on
Ok, I just had southern air come out and completely replace my ducting and my unit and my house feels amazing. The tech's were awesome the owner even did my estimate and expedited my instillation! If you are thinking about someone else STOP! You get what you pay for! Enough said.
Response from the owner: Dakota I am pleased to hear of your recent service by Demare. All of our technicians are great and Demare is no exception. Great job Demare and thank you Dakota for your business!
The customer service at Southern Air is excellent . I called for an estimate for an air conditioner and Justin came that same day . He worked with us to find what would work for us to help control the humidity in our home . The next day the installers Matthew and Albert came and did a great job . Overall a great experience . Thanks!
Response from the owner: Thank you for the review! We appreciate your feedback Elaine.
Technician Justin Coates went above and beyond servicing my two AC units. I'm in Florida, one of the units is in the attic, poor guy. He was professional, knowledgeable and VERY thorough. I also like that Southern Air reminds me when service is due.
Response from the owner: Thank you so much for your 5 Star review TopangaK9!
Southern Air exceeded all my expectations in all areas! Timely friendly professional service throughout their visit left me feeling confident my home will be properly cooled for the upcoming hot summer and warm for those rare winter days in North Florida! No need to ever look elsewhere for your HVAC service! If allowed I would have given a 10 star 🌟 rating!!
Jason is an outstanding example of professional technical service. He was extremely thorough, explained everything to our satisfaction and made welcome recommendations when we requested his assistance. This type professional service is exactly why we have been with Southern Air for 15 plus years.
Response from the owner: Thank you Mr. Mock. Jason is a true professional and we appreciate your many years of trust in us!
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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.
    Ronald W.
    Ronald W.
    1733254779
    Excellent Technician and service.
    Lssbsd W.
    Lssbsd W.
    1733243310
    Did an awesome job up and running within an hour
    Susan E.
    Susan E.
    1733087687
    Robert was as always, AWESOME!
    Tracee G.
    Tracee G.
    1732572886
    Super personal and professional!
    Hal M.
    Hal M.
    1732290407
    Justin, and Southern Air treated us right. They come when they say they will, on time , at a fair price. Always good work ethic.
    Dakota G.
    Dakota G.
    1732040541
    Ok, I just had southern air come out and completely replace my ducting and my unit and my house feels amazing. The tech's were awesome the owner even did my estimate and expedited my instillation! If you are thinking about someone else STOP! You get what you pay for! Enough said.
    Barbara M.
    Barbara M.
    1732037334
    Did a really great job, was respectful
    susan B.
    susan B.
    1731967698
    Arriving on time, very pleasant and informative
    TONYA S.
    TONYA S.
    1731710722
    Worked effectively, was very polite and checked and cleaned my unit , did a great job!
    Jan T.
    Jan T.
    1731688983
    They are absolutely terrific! I wish all businesses were as courteous and professional as Southern Air!!
    Curtis T.
    Curtis T.
    1731684499
    On time and very efficient
    Elaine M.
    Elaine M.
    1731626057
    The customer service at Southern Air is excellent . I called for an estimate for an air conditioner and Justin came that same day . He worked with us to find what would work for us to help control the humidity in our home . The next day the installers Matthew and Albert came and did a great job . Overall a great experience . Thanks!
    TopangaK9
    TopangaK9
    1731520381
    Technician Justin Coates went above and beyond servicing my two AC units. I'm in Florida, one of the units is in the attic, poor guy. He was professional, knowledgeable and VERY thorough. I also like that Southern Air reminds me when service is due.
    Maudie V.
    Maudie V.
    1731452556
    Justin Coates was very professional.
    Jerry H.
    Jerry H.
    1731447528
    Very good tech, communication great
    Linda G.
    Linda G.
    1731023292
    Very professional and knowledgeable.Excellent experience.
    Dawn M.
    Dawn M.
    1731020760
    Robert always does a fantastic job! Diagnosed problem and did a thorough check on AC. Highly recommend this company!
    Cathy J.
    Cathy J.
    1731009466
    Excellent
    John U.
    John U.
    1730943142
    Southern Air exceeded all my expectations in all areas! Timely friendly professional service throughout their visit left me feeling confident my home will be properly cooled for the upcoming hot summer and warm for those rare winter days in North Florida! No need to ever look elsewhere for your HVAC service! If allowed I would have given a 10 star 🌟 rating!!
    Byron W.
    Byron W.
    1730932852
    Jason arrived early and very quickly found the problem. The system has a leak apparently and no freon is left. He gave me my options for repairs. Getting a quote for a new system as well
    Joe B.
    Joe B.
    1730912882
    Justin did a very professional job! Got my system running better than ever.
    Antoinette D.
    Antoinette D.
    1730763909
    Jamar was excellent!! Very knowledgable, kind, and helpful.Thank you!
    Pam F.
    Pam F.
    1730303602
    Tech Robert Wright is always professional, very thorough & takes time to go over any issues. He’s most certainly a positive asset for Southern Air!
    Karen C.
    Karen C.
    1729961050
    Jamar trouble shoot the problem and had our system up and running. He was polite and professional and arrived quickly
    Stuart M.
    Stuart M.
    1729887928
    Jason is an outstanding example of professional technical service. He was extremely thorough, explained everything to our satisfaction and made welcome recommendations when we requested his assistance. This type professional service is exactly why we have been with Southern Air for 15 plus years.
    Tree S.
    Tree S.
    1729713135
    Everyone over there is awesome. Justin did a great job with our service today and the ladies in the awesome are the best
    John P.
    John P.
    1729694337
    Justin did a excellent job here
    Darrell B.
    Darrell B.
    1729690132
    Jamar was patient and very professional
    robert C.
    robert C.
    1729689952
    Very professional
    Ed S.
    Ed S.
    1729613976
    Southern Air had friendly, helpful, responsive people. They were super quick, efficient and very neat/clean.
    Costa Verde L.
    Costa Verde L.
    1729192912
    Quick service, Justin was great.
    Jacob A.
    Jacob A.
    1729136014
    Informative, friendly. Convenient.
    Daniel M.
    Daniel M.
    1729022741
    Awesome thank you 😊
    Wanda S.
    Wanda S.
    1728939838
    Never used it. I am very pleased with Justin’s work.
    Rhonda M.
    Rhonda M.
    1728680860
    Just had my 6 month service call done by Jason and as always very courteous and professional. Also he found a problem and fixed it. Thank you!
    Florida B.
    Florida B.
    1728679563
    Years of great service...6.... Great people very polite very fast responses... New unit six years ago have been maintained ever sense by them and have had no problems....
    Cynthia R.
    Cynthia R.
    1728452992
    Maintained plan. Also had surge protector installed.
    Stephen S.
    Stephen S.
    1728425432
    Quick! Came inspected and diagnosed in very little time! Fantastic job and super quick and accommodating!!
    Roy M.
    Roy M.
    1728318626
    Jason did an inspection of my AC system and gave me a thoroughreport and pointed out some important areas of concern. Jason did a very good job and was very professional and knowledgable.
    Marie L.
    Marie L.
    1728220383
    Jamar was an excellent technician,he was very professional and took the time to explain to me what was happening with my A/C.
    Kimberly M.
    Kimberly M.
    1728094966
    Just wish we could have figured out why it froze up; but excellent service.
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