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 Mary BegnocheTrustindex verifies that the original source of the review is Google. I have my dryer vent cleaned annually but thus is my first (but not last) time to use Patriot. Excellent communication, fair prices and genuine concern. Rory saw that my dryer hose was far too long and switched it out. He was done with everything so fast! I will definitely be back!!Posted on marti bloseTrustindex verifies that the original source of the review is Google. I would recommend Diamondback AC to anyone! Very professional and helpful!Posted on EbTrustindex verifies that the original source of the review is Google. Great service. Technician showed up on time, assessed the problem and gave me alternatives. Customer service was great.Posted on Michael WhiteTrustindex verifies that the original source of the review is Google. Friendly customer service and technician are professional and complete their job with exceptional quality.Posted on Bob JensenTrustindex verifies that the original source of the review is Google. I scheduled an appointment with Vanessa on one day, and withing 48 hours, Duke was at my door to perform an initial semi-annual service inspection. He was thorough, professional, and answered all my questions and/or concerns! I made a great choice going with Diamondback A/C, Heating, and Refrigeration.Posted on Eddie G.Trustindex verifies that the original source of the review is Google. Called on a Saturday because I was having issues with my home AC. Within the time slot given, Duke showed up and went straight to work. He clearly explained every step what he was going to check and do. He’s very professional and knowledgeable. He answered all the questions I had for him. He even took the initiative to also check my heater and found some adjustments that needed to be done when it gets cold to help with the winter times. I highly recommend Diamond Back AC to anyone looking to repair their AC. Duke, thank you sir and keep up the great work!Posted on kartikattTrustindex verifies that the original source of the review is Google. Jim came out to my house and checked my AC! He is super professional and he is friendly and he is super knowledgeable and definitely knows what he is talking about and very helpful! I definitely recommend Double Diamond J AC!! 10 out of 10!! Amazing company!!! Thank you!!
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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