(210) 610.2332 
Heating Services
Be Winter Ready With High-grade Heating Services in San Antonio, TX
Service That Works, Without the Extra Steps!
It’s time when you can face a hard freeze (or rare snowstorm) in San Antonio. Before a disaster strikes, call Sigma Air Heating & Cooling to prepare your unit for any upcoming challenges. With our comprehensive heating services in San Antonio, TX, your home will stay warm, be energy-efficient, and provide cozy comfort all winter long.
When Winter Hits, Your Heater Should Be Ready—We Make Sure It Is
Repairs • Maintenance • Fast Installation
San Antonio’s unpredictable winters demand a reliable heating system. When your heater falls short, Sigma Air Heating & Cooling is here to keep your home warm and cozy. We understand that heating issues can arise at the worst times, so our team acts quickly to provide expert repairs and maintenance tailored to your needs.
From uneven heating to failing systems, we pinpoint the problem and offer fast, efficient solutions, with no delays. Our professional heating service in San Antonio, TX, has the expertise to repair your system and restore your home to normal.
Heating Services in San Antonio, TX
System Installation
Upgrade to an energy-efficient system with us for unbeatable warmth and long-lasting, efficient performance. Expertly installed!
Repair & Troubleshooting
Is your heater failing? Our dedicated team fixes airflow issues, strange noises, and uneven heating—fast and efficiently!
Maintenance & Tune-Ups
Ensure smooth, efficient operation with routine tune-ups by Sigma Air Heating & Cooling that extend your heater’s life and prevent breakdowns.
Feel the Difference with Sigma Air Heating & Cooling Premium Heating Services
Even the most minor heating hiccup, whispers of weak airflow, a tired blower, or a rogue thermostat, can quickly spiral into discomfort. We catch quiet issues before they escalate, offering installation, repair, maintenance, and deep cleaning to keep your home warm and welcoming.
What Our Heating Services Include:
- Seamless system installations or replacements
- Swift repairs for sluggish or failing heaters
- Timely annual and seasonal maintenance
- Deep cleaning of coils, fans, and vital components
- Airflow and temperature precision testing
- Thorough electrical and safety checks
- A complete breakdown of everything we’ve inspected
We listen to your system’s needs, identify hidden problems, and guide you with clear, honest solutions. Our local heating services in San Antonio, TX, provide consistent, hassle-free warmth year-round for your home.
Proven Heating Solutions for 30 Years in San Antonio
When you call Sigma Air Heating & Cooling, you’re not just getting a quick fix; you’re gaining peace of mind with expert care. Our experienced technicians take the time to thoroughly inspect every aspect of your heating system, ensuring it runs at peak performance. Here’s what you get with every heating service visit:
Full System Evaluation
We carefully check your heater’s startup, operation, and cycling to identify any issues.
Airflow & Temperature Testing
Uneven heating or weak airflow? We’ll find the root cause and fix it for good.
Electrical & Safety Checks
We tighten loose connections and secure wiring to prevent future problems.
Performance Balancing
We fine-tune your system for optimal performance and efficiency.
Clear Repair Options
If repairs are needed, we explain everything in simple terms—no pressure, just clear choices.
A Final Recap
Before we leave, you’ll know exactly what was checked, adjusted, and how your system is performing now. Experience comfort you can trust—every season.
Need Heating Services in San Antonio TX ? Here’s How to Reach Us
Need reliable heating services in San Antonio, TX? Call today for fast repairs, expert installs, and comfort you can trust all winter long.
Call Us:
(210) 610.2332
Speak directly with a local HVAC expert. No call centers. No waiting games.
Email Us:
info@sigmaairtx.com
Send us your issue, and we’ll get back to you promptly with answers or a scheduled service time.
Visit Us (By Appointment):
5315 Jackwood Drive, San Antonio, TX 78238
Request Service Online:
Want to skip the phone call? Schedule service or request a free quote.
We’ll confirm your appointment and be on our way.
What’s Going Wrong With Your AC?
We’ll Find Out — and Fix It Fast
Even a small issue with your AC can lead to big discomfort — especially in San Antonio’s heat. If something doesn’t feel right, here’s what might be happening:
Dirty Air Filters & Clogged Components
Clogged filters restrict airflow, forcing your system to work harder. Our technicians clean and clear components, restoring efficiency and preventing overheating.
Thermostat Malfunctions
A faulty thermostat or dead batteries can stop your heater from working. We ensure your thermostat is calibrated, and your system is heating properly.
Ignition/Pilot Light Issues
Problems with the igniter or pilot light? Our team repairs ignition issues to get your furnace up and running quickly.
Ductwork Leaks
Leaks waste heat and energy. We fix ductwork to ensure even temperatures and reduce energy waste.
Electrical Problems & Capacitor Failure
Electrical issues? Our experts address faulty wiring and capacitor failures, restoring full system functionality.