- Expert, NATE-Certified Furnace Repair Technicians
- Comprehensive and Trustworthy HVAC Service
- Warranty Protection for Your Peace of Mind
Professional Furnace Repair by Certified Experts in Miramar Beach
Having trouble with your furnace? Our team of highly trained, NATE-certified technicians is ready to help! We specialize in servicing and repairing all major furnace brands and models to get your heating system functioning efficiently in no time.
To ensure quick service, we equip our trucks with common HVAC replacement parts, allowing us to address most issues on the spot. Your satisfaction is a priority, which is why we offer a 90-day labor warranty for all our HVAC repair services.
Don't Let the Cold In
Book Your Furnace Repair Now!
Fix it now, pay as you go – repairs starting at only $9.50/month with flexible financing!
Dependable Furnace Service and Repair in Miramar Beach
When you contact us, expect to be met by skilled HVAC professionals who excel in reliable furnace repairs. Our NATE-certified technicians bring their expertise and commitment to every job, ensuring high-quality HVAC maintenance, service, and installation. With a 90-day labor warranty on all repairs, we stand behind the quality of our work.
Give us a call and experience the difference—from precise diagnostics and efficient furnace repairs in Miramar Beach to being there when you need us most.

Veteran-Owned Business • Transparent, Competitive Pricing • Locally Owned & Operated
What Influences the Cost of Furnace Repair in Miramar Beach?
- $99 Diagnostic Fee: For only $99, a licensed, NATE-certified HVAC repair technician will visit your Miramar Beach home for a detailed furnace diagnostic. We’ll explain the problem, review your repair options, answer your questions, and provide flexible financing for up to 6 months on qualifying repairs and parts.
- Part Repairs & Replacements: A detailed diagnostic helps pinpoint the faulty component. Our technicians prioritize repairing parts first to save costs, recommending replacements only when necessary.
- HVAC System Warranties: Most part warranties last up to 10 years, whereas labor warranties are often shorter. We’ll help determine if your HVAC system is under warranty to reduce out-of-pocket expenses.
- Age of the Furnace: Older furnaces often require specialized parts that can increase labor time and part costs. While we aim to repair whenever possible, a full system replacement may be necessary at times. We provide flexible financing options to make HVAC replacements in Miramar Beach more manageable.
Honest diagnostics by helpful NATE-certified professionals
When Should You Consider Furnace Repair or Replacement?
A properly maintained furnace can last up to 20 years. However, once your unit reaches 15 years, it’s essential to stay vigilant for signs that indicate it may need to be replaced.
Count on Mills Heating & Air for trusted furnace repair services in Miramar Beach for reliable, high-quality work that ensures your home stays warm and comfortable.
Repair vs. Replacement:
REPAIR: $99 to $1,500+ INSTALL: Starting at $5,500
Things to consider when deciding if a furnace replacement is in the near future:
- Your manufacturer’s part warranty has expired.
- Your furnace requires more than one repair per year.
- Your energy bills have increased unexpectedly.
Our Four-Step Furnace Repair Process
-
Schedule Your Furnace Repair Appointment
Setting up an appointment is simple—call us or book online for quick, hassle-free scheduling.
-
$99 Diagnostic Visit
One of our courteous, NATE-certified furnace repair technicians will arrive at your home, perform a comprehensive diagnostic, and offer clear advice and fair pricing for any required repairs.
-
Efficient Furnace Repair Work in Miramar Beach
We aim to provide top-quality furnace repairs that meet industry standards. Most furnace repairs are completed in a single visit, but if follow-up work is necessary, you won’t pay more than the fixed price we quoted.
-
90-Day Repair Warranty
We back our repairs with a 90-day labor warranty and a 100% Satisfaction Guarantee. If any issues occur after our visit, we’ll return to resolve them at no extra cost.