Over 20 Years of HVAC Expertise
Delivering Reliable, Energy-Efficient Heating, Cooling, and Indoor Comfort Solutions in San Antonio, TX.
Your Home Comfort Experts in San Antonio, TX
When it comes to keeping your home comfortable all year long, So. Tex Indoor Air Comfort is the trusted name homeowners depend on. With over 20 years of experience, our team specializes in expert heating, air conditioning, insulation, and indoor air quality services across San Antonio, TX, and surrounding areas. Whether you need a fast AC repair, a new system installation, or better air quality indoors, our certified technicians are ready to help.
Call us today at
210-306-4205 for reliable service you can count on!
Heating and Air Conditioning
When the weather changes, stay comfortable year-round with dependable heating and cooling services. From fast repairs to new system installations, our certified HVAC technicians in San Antonio, TX, keep your home at the perfect temperature.
Blown-In Insulation
Improve comfort and cut energy bills with professional blown-in insulation. Our experts ensure your attic and walls are properly sealed to prevent heat loss, reduce noise, and keep your HVAC system running efficiently.
Indoor Air Quality
Breathe easier with clean, healthy indoor air. We provide advanced solutions like duct cleaning, air purifiers, and humidity control systems designed to remove dust, allergens, and airborne contaminants from your home.
Experienced Technicians Delivering Honest HVAC Service
At So. Tex Indoor Air Comfort, we pride ourselves on providing dependable, transparent, and affordable HVAC services. Our technicians aren’t just experienced—they’re educators. We explain your system's needs and why, so you can make confident decisions about your home comfort. From diagnosing complex air conditioning issues to improving energy efficiency, our team handles every job with precision and care. You can trust that we’ll never sell you something you don’t need—only solutions that make sense for your home and budget.
Comprehensive Heating and Air Conditioning Services
Texas weather can be unpredictable, but your home comfort shouldn’t be. We offer complete heating and cooling services to ensure your systems are always performing at their best.
Our HVAC services include:
- Air conditioning installation, replacement, and repair
- Furnace installation and heating repairs
- Emergency HVAC services
- Preventative maintenance and seasonal tune-ups
- Thermostat and smart thermostat upgrades
No matter what system you have, we’ll keep it running efficiently with proper maintenance and honest diagnostics. And with our free second opinions, you’ll always have peace of mind before making any major decision.
Improve Your Home’s Energy Efficiency With Blown-In Insulation
A well-insulated home is a comfortable and energy-efficient one. Our blown-in insulation services help reduce heat loss in the winter and heat gain in the summer—keeping your HVAC system from overworking. This means lower utility bills, consistent indoor temperatures, and a more eco-friendly home. If your attic lacks proper insulation or you’ve noticed uneven temperatures between rooms, it may be time to upgrade. Our experts will evaluate your space and recommend the best insulation solution to fit your needs.
Breathe Easier With Indoor Air Quality Solutions
Your indoor air quality directly impacts your health, comfort, and energy efficiency. At So. Tex Indoor Air Comfort, we offer advanced IAQ solutions designed to keep the air in your home clean and healthy. Our services include air duct cleaning, air purifiers, humidifiers, dehumidifiers, and UV light systems—all aimed at reducing allergens, dust, and airborne bacteria. If you’ve noticed increased allergies or musty smells indoors, let our IAQ specialists inspect and improve your home’s air quality today.
Worry-Free Comfort With Maintenance and Warranties
We stand behind our work with some of the best warranties in the industry. Every new HVAC system we install includes a 10-year equipment warranty, and we offer workmanship guarantees for your peace of mind. We also provide ongoing maintenance plans to keep your system running like new. Regular tune-ups can extend equipment life, lower your energy bills, and help prevent costly breakdowns before they start.
Why Homeowners Choose So. Tex Indoor Air Comfort
Trusted Expertise in San Antonio, TX
We combine skilled HVAC service with honest, reliable care for every home.
Free Second Opinions for Peace of Mind
Get a second opinion at no cost to make confident decisions about your HVAC system.
Flexible Financing Options
Upgrade your HVAC system easily with our convenient financing plans.
Exclusive Discounts for Heroes
Military members, first responders, and teachers enjoy 10% off equipment.
Convenient Same-Day Appointments
We offer same-day appointments to restore your comfort fast; call for availability.
A Team That Treats Your Home Like Our Own
Our technicians provide top-tier service while respecting your home and family.
See What Our Customers Are Saying
Mark was very professional; he took the time to explain the issue and answered all my questions. Highly recommend So. Tex Indoor Air Comfort to anyone needing AC work.
- Norma C.
Mark was quick to respond to my call. He was here within 30 minutes, and he fixed the problem. Our AC is cooling again!!!!
- Terri G.
We had a wonderful experience with So Tex Indoor Air Comfort. Everyone was professional and very friendly. They answered any questions that we had about our new A/C system.
- Brenda P.
The service tech went out of his way to make sure my home warranty let him get the part for my A/C .He came over this morning and my A/C is working. He’s a God sent thank you
- Irene G.
Very professional and quick. He took his time to explain what the problem was and answer my questions. Highly recommend and will definitely use again.
- Ruby A.
Tech was very professional in explaining clearly what the situation was with my unit. The tech also made a couple of options to help maintaining the unit.
- Roxanna A.
Schedule Your HVAC Service in San Antonio, TX, Today
Whether you need emergency HVAC repairs, a complete system replacement, or just want to improve your home’s efficiency, So. Tex Indoor Air Comfort is here to help. Our team proudly serves San Antonio, Boerne, Medina, New Braunfels, Seguin, Devine, and Lytle, TX.
10% Off
Military, First Responders, and Teachers Save 10%
On equipment only. Labor is not included.
Call 210-306-4205 today to schedule your HVAC service or free second opinion!
