Stay Comfortable Year-Round

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HVAC Solutions That Get the Job Done Right

From fast repairs to full installs, we handle it all with care. Trust us to keep your home or business comfortable year-round.

4.9/5.00

Over 60 Happy Customers!

Fast, Reliable HVAC Services in Kiln, MS, and Surrounding Areas You Can Trust Today

Trusted by homeowners searching for the best HVAC companies near me, Milair Heating and Air is your premier local HVAC company. We provide reliable residential HVAC services and commercial HVAC in Kiln, MS, bringing 15 years of honest, hands-on service to every job.

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Veteran-Owned and Focused on Real Solutions

We’re not here to upsell, we’re here to help. At Milair Heating and Air, LLC, we take pride in being a veteran-owned business built on discipline, integrity, and a strong work ethic. When you call us, you’re not getting a sales pitch; you’re getting honest answers and real solutions that fit your needs.

We explain the issue, offer clear options, and let you make the decision without pressure. There are no hidden fees or inflated quotes, just quality HVAC service done right. We show up on time, handle every HVAC installation in Kiln, MS with care, respect your property, and treat each job like it matters, because it does. Ask us about our flexible HVAC financing options.

Whether you’re facing a breakdown or planning an upgrade, you can expect straightforward service and dependable results. We believe in earning trust through action, not talk. That’s what sets us apart, and that’s why so many homeowners and business owners in Kiln, MS choose to work with us.

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Your Go-To Team for Heating and Cooling Services

We deliver fast and accurate HVAC repair services, resolving everything from strange noises to full system failures. Our AC services include new installations, fan motor replacements, and full system cleanings. We install and service both gas and electric furnace systems with detailed safety checks. Our HVAC maintenance service keeps your equipment running efficiently with seasonal tune-ups and inspections. For businesses, we provide commercial HVAC services including repairs, installations, and custom plans. We also handle ductless mini split AC installation and repairs, ideal for homes without ductwork.

Reliable HVAC Solutions Built on Trust

Choosing the right HVAC company matters, especially when it comes to the safety and comfort of your home or business. At Milair Heating and Air, LLC, we show up when we say we will and do the job right the first time. Our veteran-owned team has 15 years of experience delivering high-quality work with integrity.

We cater to both residential and commercial businesses and property managers, handling repairs, replacements, and preventive maintenance with the same dedication. We keep things simple, honest, and efficient, and we’re proud to serve Kiln, MS, and the surrounding communities with dependable service every step of the way. Read more about how we can help you stay comfortable all year long.

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Servicing & Repairs

Get fast, effective HVAC repair services backed by experience. We handle diagnostics, airflow issues, thermostat replacements, and AC repair in Kiln, MS for all major brands.

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Servicing & Repairs

What we provide during repairs:

  • System diagnostics and repair
  • Emergency heating fixes
  • Cooling system troubleshooting
  • Thermostat replacements
  • Solutions for airflow problems
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Air Conditioning

Upgrade or repair your cooling system with trusted AC installation in Kiln, MS and dependable AC repair in Kiln, MS. We install high-efficiency AC units, recharge refrigerant, and repair condensers, fans, and components for top brands.

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Air Conditioning

What this service includes:

  • New AC system installation
  • Trusted brand servicing
  • Condenser and fan repair
  • Refrigerant recharging
  • Performance testing included
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Furnaces

We install and repair gas and electric furnaces, including reliable heater repair in Kiln, MS. Our services include ignition fixes, heat exchanger inspections, combustion testing, and seasonal maintenance.

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Furnaces

Your complete package:

  • Gas and electric installations
  • Ignition and blower repairs
  • Heat exchanger inspections
  • Combustion testing and tuning
  • Seasonal furnace tune-ups
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Preventive Maintenance

Keep your system running efficiently year-round with HVAC maintenance service. We offer tune-ups, full inspections, coil cleanings, thermostat testing, and indoor air quality solutions to improve airflow and system performance.

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Preventive Maintenance

We provide everything you need:

  • Seasonal system tune-ups
  • Full system inspections
  • Coil and filter cleanings
  • Lubrication of components
  • Thermostat and control testing
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Commercial HVAC

From rooftop installs to emergency repairs, we provide complete commercial HVAC services. We also offer maintenance plans and zoned system configurations for consistent performance.

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Commercial HVAC

We handle it all for you:

  • Rooftop unit installations
  • Office and retail service
  • Emergency commercial repairs
  • Zoned system configurations
  • Custom maintenance plans
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Mini-Split Installation & Repair

Get flexible heating and cooling with ductless AC installation systems. We handle installs, repairs, refrigerant charging, and service trusted brands like Mitsubishi and Daikin.

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Mini-Split Installation & Repair

What we provide during installation:

  • Single or multi-room installs
  • Indoor and outdoor repairs
  • Line set and refrigerant work
  • Wall-mount configuration
  • Mitsubishi, LG, Daikin systems
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Need Help With HVAC? Let’s Talk Today

Looking for HVAC services in Kiln, MS, and surrounding areas? We’re ready to help. Whether you need emergency AC repair in Kiln, MS, routine air conditioner maintenance, or a new installation, our team shows up on time, does it right, and keeps you informed every step of the way. Contact us now to schedule your appointment.

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Testimonials From Happy Customers

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Ashley Hardin

Can’t recommend enough! He is efficient, straight forward and makes no effort to rob you! We were super pleased with his service and his helpers!

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Oliver Brown

Installed a new heat pump and coil for warranty company. Responsive and job completed satisfactory.

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Arnie Williams

On time and took care of the issue. Thanks!

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Nahoma Webb

They went above and beyond to take care of our a/c needs. They were professional and gave me all the information I needed to make the best decision and gave me a reasonable price. I would recommend them for all your A/C needs.

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Carl LaRosa

Great service! The technician arrived on time, quickly diagnosed the issue, and fixed our AC unit efficiently. One of the best service experiences we’ve had—highly recommend!

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TRACY CAPPER

I’m new to the area and have a home warranty. Milair was assigned to me for a repair, and I am so glad they were! Service was prompt, thorough and courteous with excellent communication! I now have a go-to HVAC company to call when I need one. Thanks so much!

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Dale McGhee

I had a great experience with Milair Heating &Air when my air conditioner suddenly stopped working. The technician arrived on time, was very professional, and quickly diagnosed the issue. After a thorough inspection, he found that the capacitor had gone bad. He explained the problem clearly, showed me the faulty part, and had a replacement on hand. The repair was done quickly and efficiently, and my A/C was up and running again in no time. I really appreciated the honesty, transparency, and fair pricing. He also offered us a preventative maintenance program for our units! Highly recommend Milair for anyone needing fast, reliable A/C service.

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Janet Polchow

Tony was courteous and professional. They came in a timely manner. They were knowledgeable about our AC system and located and fixed our problem. I’d definitely recommend Milair for any HVAC issues.

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Janie Lamb-Dropco

Great service! They were knowledgeable, professional and informed us each step of the way until our issue was resolved! I would highly recommend them to anyone!

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Ruth Bankston

A pleasant experience. They were on time and very professional. Would highly recommend this company.

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Russell Dering

Our experience was wonderful. They came out as part of a home warranty service and were very helpful. They did everything to get us going. Even with a 10inch snow!

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Ramona Fine

I am very please with the service that I received from Millie Heating and Air. Very professional, got my heat up and running promptly. I definitely will use him in the future with my heating and air needs.

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Headquarters

Here to help with your HVAC needs.

Kiln, MS

Phone

Call now for fast, reliable service!

(601) 374-5364

Business Hours

Mon - Fri: 8:00 AM – 8:00 PM

Sat - Sun: Closed

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Commercial HVAC Solutions? Contact Team Today

Need commercial HVAC repair, maintenance, or a second opinion? Fill out the form below and our team will get back to you shortly to help with your heating or cooling needs.

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    Service Areas

    We proudly serve Kiln, MS and the surrounding areas, providing fast, reliable HVAC services right where you need them. Our location allows us to reach nearby homes and businesses quickly, ensuring convenient support when it matters most.

    Kiln, MS

    Bay St. Louis, MS

    De Lisle, MS

    Diamondhead, MS

    Gulfport, MS

    Hattiesburg, MS

    Long Beach, MS

    Necaise, MS

    Pass Christian, MS

    Picayune, MS

    Poplarville, MS

    Saucier, MS

    Waveland, MS