5-Star Service.
Satisfaction Guaranteed.
⭐⭐⭐⭐⭐ 4.6 Rated by customers
Aircon System Installations in San Antonio📍
For decades, we’ve delivered trusted HVAC service across Greater San Antonio from quick repairs to system upgrades and emergency help, we’ve got you covered.
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Trusted Heating & Cooling Experts in San Antonio
HVAC Installations & Service Professionals
Heating & Cooling Systems
We make it easy!
Sigma Heating & Cooling delivers reliable, energy-efficient solutions designed to keep your home comfortable all year long. From HVAC upgrades to new heat pump installations and improved airflow, our team tailors every service to fit your needs.
From the first consultation to the final installation, we make the process seamless and stress-free. With high-performance systems and the latest in smart climate control, we transform your home into a perfectly balanced, energy-smart space you can count on.
Its Free! 🆓☺️
Service
Fast & Reliable HVAC Installations Across San Antonio
Providing expert HVAC installations and services in San Antonio, delivering comfort, reliability, and lasting performance for every home.
01
AC / Cooling Systems
Keep your home cool, comfortable, and energy-efficient all year round.
02
Heating Systems
Stay warm through the seasons with reliable, efficient heating solutions.
03
Heat Pumps
Heat and cool your home with one smart, cost-effective system.
04
Indoor Air Quality (IAQ)
Breathe cleaner, healthier air with advanced purification and airflow.
05
Central Air Conditioners
Cool every room evenly with powerful, whole-home AC systems.
Its Free! 🆓☺️
Our Installation Process
Initial Consultation
Estimate Discussion
Quality Assessment & Installations
Total Comfort Service Plans
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See Why San Antonio Residents Choose Us
Google rating score 4.6 of 5
FAQ'S
How do I know if I need a new HVAC system or just a repair?
If your system is over 10–15 years old, frequently needs repairs, or your energy bills keep rising, it might be time for a new unit. We offer free evaluations to help you decide.
What types of HVAC systems do you install?
We install central air systems, ductless mini-splits, furnaces, heat pumps, and more — tailored to your home’s size and energy needs.
How long does an installation typically take?
Most installations are completed within 1–2 days, depending on the complexity of the system and home layout.
Do you offer financing options for new installations?
Yes, we have flexible financing plans available, subject to approval — so you don’t have to compromise on comfort.
Are your technicians licensed and insured?
Absolutely. All our technicians are certified, trained, and fully insured for your protection and peace of mind.
How often should I service my HVAC system?
We recommend servicing your system at least twice a year — once before summer and once before winter — to prevent costly breakdowns.
What brands do you service or install?
We work with all major brands including Trane, Carrier, Lennox, Rheem, Goodman, and more.
Do service plan customers get emergency priority?
Yes, service plan members receive priority scheduling, even during peak seasons.
How do I get started?
Just fill out the form or give us a quick call — we’ll guide you through the best options for your home and budget.
Fast, Reliable Services
That Are Out of This World!
5315 Jackwood Dr, San Antonio Texas 78238
Timings:
Monday-Friday : 8:00 AM – 5:00 PM
Open for emergencies only on Saturday & Sunday
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