Furnace Installation in San Antonio, TX
New heating system options for San Antonio homeowners
When to Replace Your Furnace
Our Technicians
Our technicians install gas and electric furnaces in San Antonio homes and small businesses. They handle gas lines, electrical panels, ductwork, and start up tests so your new heating system is safe and ready to run.
Emergency Help
If your furnace fails and repair is not the best option, we schedule installation as soon as possible. We serve the San Antonio area and can finish most furnace installations in a single visit when the space and ductwork allow.
Pricing and Estimates
You see the full price before any work starts. Our furnace installation service in San Antonio, TX comes with clear written estimates for labor, parts, and permits, with no surprise fees at the end.
| Our Services
Furnace Installation Services in San Antonio
Gas Furnace Installation
Gas furnaces are common in San Antonio homes. Our installers connect gas lines, set vents, and test burners and gas pressure so your heating system runs safely.
- Burner setup and test
- New gas furnace installation
- Gas line inspection and hook up
- Venting and flue adjustments
- Ignition and safety checks
- System performance check at startup
Electric Furnace Installation
Some homes use electric heat instead of natural gas. We size and install electric furnaces to match your home and connect them to your panel and ductwork for steady comfort.
- New electric furnace installation
- Electrical wiring and breaker setup
- Thermostat connection and test
- Full electric furnace replacement
- System performance check
- Airflow and temperature balance check
High Efficiency Furnace Options
A high efficiency furnace can use less energy than an older unit. We help you compare options, then install and set up the system so it works well with your existing ductwork.
- High efficiency furnace installation
- Proper sizing for each San Antonio home
- Basic ductwork sealing and adjustment
- Start up testing and fine tuning
- Smart thermostat pairing on request
- Energy use review and simple savings tips
Full Furnace Replacement
When repairs are no longer worth it, a full replacement can restore comfort and control costs. We remove the old furnace, install the new one, and show you how to use and care for your system.
- System start up and safety testing
- New heating system installation
- Walkthrough of controls and basic care
- Old furnace removal
- Labor warranty details explained
- Connection to existing ductwork
| Financing Options
Ways to fit a new furnace into your budget
Posted on PWTTrustindex verifies that the original source of the review is Google. Diamond Back is a great company with great staff, whether in the office or in the field. Service is prompt, friendly, and highly professional. They even set us up with a complimentary portable A/C unit so that we at least had one comfortable room while they were waiting for our parts to arrive. Can't recommend them highly enough!Posted on J ColtTrustindex verifies that the original source of the review is Google. Used Diamondback AC again for hole HVAC services and they did an awesome job! ThanksPosted on THOMAS HIMETrustindex verifies that the original source of the review is Google. Diamondback AC was on the job within 4 hours of my call. In this Texas heat every minute counts. They diagnosed the issue and made the repairs very quickly. I was very impressed with their work and their pricing. Wouldn't hesitate to use them again and to refer them to friends and family. Thanks again!Posted on Candace HillardTrustindex verifies that the original source of the review is Google. Jose was thorough and on time and worked meticulously to ensure system was functioning properly.Posted on Zachary AybarTrustindex verifies that the original source of the review is Google. Excellent service! Appreciate your help and professionalismPosted on Jesus LópezTrustindex verifies that the original source of the review is Google. Diamondback A/C was able to take care of our problem. The tech came out and cleared the problem on a weekend. 100% recommend these guysPosted on Mark NelsonTrustindex verifies that the original source of the review is Google. Jose was great. He took the time to explain in terms I could understand what he was going to do and at the end what he did. Very knowledgeable and professional.Posted on Roy WhiteTrustindex verifies that the original source of the review is Google. Always available to come out quickly. Never trying to oversell non issues and always professional. Will continue to use Diamondback!Posted on k gTrustindex verifies that the original source of the review is Google. Diamondback was recommended to us from a friend, and they're amazing. Very polite, communicated any issues, and fixed our AC unit quickly.Posted on Marye Lou LandrumTrustindex verifies that the original source of the review is Google. Excellent Company. Have used them several years. Very professional and excellent work ethics.
Maintenance to protect your new heating system
Once your furnace is installed, regular maintenance keeps it working for more years. Our heating maintenance includes air filter checks, burner cleaning, gas pressure testing, and safety control checks. With planned visits, you can help reduce repairs, keep your home comfortable, and protect the life of your new furnace.
Furnace Installation Questions
How do I know it is time to install a new furnace?
What happens during a typical furnace installation?
Do you install both gas and electric furnaces?
How long does furnace installation usually take?
Can a new furnace help me save money on energy bills?
Do you offer financing for furnace installation?
Serving Greater San Antonio and Surrounding Areas
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