Always Thayer for you!

Trusted Heating & Air Conditioning in New Braunfels, TX

Our Featured Services

Heating

Trust Thayer Air Conditioning for reliable heat pump repairs that restore efficient performance and comfort to your home with minimal disruption and maximum care.

Cooling

Thayer Air Conditioning delivers prompt, precise AC repair services to keep your system running smoothly and your home comfortable, even in peak Texas heat.

Emergency Services

When your system fails unexpectedly, Thayer Air Conditioning offers fast, dependable emergency HVAC repairs to restore your comfort—day or night, any season.

Professional Heating & Air Conditioning Services in New Braunfels, TX

We keep New Braunfels homes comfortable through every season with dependable air conditioning and heating services built around quality and long term value. From fast AC repair, compressor and capacitor replacements, and full system installations to detailed AC maintenance and tune ups, we handle cooling problems the right way. When it comes to heating, we provide furnace repair, furnace replacement, heat pump services, and emergency HVAC repair when comfort cannot wait.

Our team also handles indoor air quality solutions, ductwork installation, thermostat upgrades, and ductless mini split systems for homes that need flexible comfort options. We work on residential and commercial HVAC systems, always focused on clean installs, accurate diagnostics, and solutions that last. No shortcuts, no upsells that do not make sense, just honest work backed by experience and strong guarantees.

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Experience the Thayer Difference With Thayer Air Conditioning

We are a family owned New Braunfels HVAC company built on trust, consistency, and doing right by our neighbors. Our reputation comes from showing up prepared, communicating clearly, and standing behind our work long after the job is done. Homeowners choose us because they want a go to HVAC partner, not a revolving door of technicians or sales pressure.

What sets us apart

We believe comfort should feel simple and confident. When you call us, you know exactly who you are getting and why it is done right the first time.

Experience the Thayer Difference

Striving for 5-Star Service – Every Time!

Honesty

Transparent solutions for your peace of mind.

Quality

Transparent solutions for your peace of mind.

Service

Transparent solutions for your peace of mind.

Timeliness

Efficient solutions delivered on your schedule.

Thayer Comfort Membership

Whole Home Coverage – $16.99/Month
Why Homeowners Enroll?
$49 Service Call — Every Visit

Members never pay the standard $99 diagnostic fee.

Priority Service Scheduling

Front-of-line scheduling during peak demand.

After-Hours Dispatch Fee Waived

No emergency dispatch fees for members.

Extended 2-Year Repair Warranty

Added protection on qualifying repairs longer for peace of mind.

Two Annual Performance & Safety Inspections

Professional inspections to help maintain efficiency and reduce breakdown risk.

Member Loyalty Upgrade Credit

Earn $100 per active year (up to $500) toward future system upgrades or IAQ improvements.

What Your Neighbors Are Saying About Us

Jessica B.
I can’t say enough good things about Thayer AC. From the first call, they were responsive and professional. They came out quickly, took the time to explain what was going on, and were incredibly honest about what did and didn’t need to be fixed. No pressure — just straightforward, trustworthy service. It’s rare to find that these days. You won’t regret calling them. I am so thankful I did. I honestly feel like I would’ve spent so much more calling anyone else. Highly recommend!!
Virginia S
I am very pleased with Angel for getting my unit back up and running. I appreciated that he was patient with me in answering all my questions and addressing my concerns. He was also very thorough in his inspection of the unit and seemed very knowledgeable about what he was doing. I understood exactly what was wrong with my HVAC and learned how to prevent this situation from happening to my unit in the future. Thank you, Angel!
Karen T.
We've been using Thayer for about a year and they are much better than the previous company we used. We just had the whole system replaced and are very happy with it. Vincent always arrives with a smile on his face. He is very friendly, professional and courteous. Highly recommend.
Sean L.
We have been using Thayer for a few years now and have been impressed with their responsiveness and professionalism. We just recently had Vincent out to do our semi-annual checkup and he was professional and thorough in the process and gave our system a clean bill of health. It is nice to have a trusted company to help with the maintenance and upkeep of our HVAC system.
Julianna C.
Thayer has been awesome! Vincent has been incredibly kind and helpful in my interactions with him. Explaining things well and answering all my questions. He works hard to get things sorted out for us quickly!
Joseph W.
My AC went out at the very start of summer. I called Thayer and they immediately came out and were able to put in a new unit the same day! Exceptional service, great professionalism, and easy to work with. Highly recommended!
Michael
Tech Angel was on-time, professional and courteous! He spent time explaining the service and answered all my questions. Service was completed quickly and efficiently and he made suggestions on additional service items to prolong the life of my HVAC system. I would recommend Thayer AC for all your HVAC needs!
Ed S.
Office staff and technicians were very professional and friendly. The technician Gavin was knowledgeable and was able to explain the repairs and service. He took photos and answered all my questions. I will continue to use Thayer AC service and I appreciate Gavin’s polite and efficient work. I will recommend Thayer AC and Gavin to others.
Anne S.
Vincent is prompt, knowledgeable and an all around great service tech and has been for the last 3 years. We trust his expertise and hope he continues to be our service tech indefinitely. We would recommend him to anyone looking for HVAC services or maintenance.
Priscilla V.
Amazing Service! Very respectful staff. I have been with another AC company for over 10 years and was hesitant to try someone new, SO Thankful I did! Thayer AC company in New Braunfels, I would HIGHLY recommend their services! Very Honest Technicians and so helpful too.

Our Most Popular Blog Posts

AC Compressor Replacement in New Braunfels, TX: What Homeowners Need to Know

If your AC compressor is showing signs of trouble in New Braunfels, TX, understanding what that component does, what failure looks like, and what the replacement process involves can help you make confident, informed decisions. The compressor is the heart of your cooling system, and when it begins to fail, the effects ripple across your entire home comfort setup. Here is what every New Braunfels homeowner should know. Understanding the Role of Your AC Compressor The AC compressor is the engine of your refrigeration cycle. Its job is to compress refrigerant, converting it from a low-pressure gas into a high-pressure liquid so it can circulate through the system, absorb heat from your indoor air, and release that heat outside. Without a properly functioning compressor, that entire process breaks down, and your home stops cooling effectively. In our service calls throughout New Braunfels, the compressor is consistently one of the most

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8 Warning Signs Your AC Compressor Is Failing in Bulverde, TX

Bulverde summers are no joke. Once the heat builds along the FM 3009 corridor and temperatures push well into the triple digits, a struggling air conditioner stops being an inconvenience and becomes a genuine problem. In our service calls throughout Bulverde and the surrounding Hill Country communities, compressor issues are among the most common reasons homeowners find themselves without reliable cooling mid-summer. Knowing the warning signs early can be the difference between a straightforward repair and a full system replacement. Below are eight signs that your AC compressor may be on its way out, along with what each one typically means for your system. Signs of Reduced Cooling Efficiency in Your Home When summer heat hits, it quickly becomes apparent if your air conditioning is not performing the way it should. If certain rooms in your home feel warmer than others, or if your system runs continuously without ever bringing

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The Real Benefits of Professional AC Coil Cleaning in Schertz, TX

For homeowners in Schertz, TX, investing in professional AC coil cleaning delivers measurable returns across several areas: lower energy bills, better indoor air quality, fewer breakdowns, and a longer overall system lifespan. Clean coils allow for proper airflow and heat exchange, which keeps your system running at the efficiency it was designed for. Here is a closer look at why this maintenance step matters and what it means for your home. The Importance of Clean AC Coils for Efficiency The evaporator and condenser coils in your AC system are responsible for transferring heat, and that process depends entirely on direct contact between the coil surface and the air moving across it. When a layer of dust, pollen, or debris builds up on the coils, that contact is reduced and the system has to work significantly harder to achieve the same cooling output. In our service calls throughout Schertz, coil contamination

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