A San Antonio homeowner was dealing with an aging HVAC system that could no longer keep up with daily demands. Our San Antonio team completed a full HVAC installation, replacing outdated equipment with a new gas furnace, condenser, and coil. The result was a dependable, efficient system designed to deliver consistent comfort and long-term reliability.
Job Overview
- Location: San Antonio, TX
- Client Type: Residential
- Scope: Full HVAC system removal and replacement
- Equipment Installed: Gas furnace, air conditioner condenser, evaporator coil, ecobee smart thermostat
- Additional Work: New thermostat wiring, vent pipe installation, float switch installation, system testing
- Why It Mattered: A reliable system helps homeowners avoid unexpected breakdowns and stay comfortable year-round
What We Found
The existing HVAC system had components that were well past their expected lifespan. Age-related wear was affecting performance and reliability, increasing the risk of breakdowns and inconsistent airflow throughout the home. For many homeowners, this is when frequent repairs start adding up without solving the bigger issue.
The Solution
Our team removed the old equipment and completed a full HVAC installation, including a new gas furnace, condenser, and evaporator coil using modern refrigerant. We installed new thermostat wiring to support an upgraded smart thermostat, added safety float switches, and updated venting to meet current standards. Once installed, the system was fully tested and quality-checked to ensure proper operation and safe performance.
Photo Highlights
New outdoor AC condenser installed on a level pad to support long-term performance and proper airflow.
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Updated roof venting ensures safe operation and proper airflow for the new HVAC system.

A condensate safety switch helps protect the home by shutting the system off if water backs up in the drain line.

An ecobee smart thermostat gives the homeowner better temperature control and energy-saving scheduling.

The Results
With the new system in place, the homeowner now has reliable heating and cooling with improved efficiency and control. The smart thermostat makes managing indoor temperatures easier, while the new equipment provides steady performance and peace of mind. This upgrade also includes a Radiant Care Club maintenance membership, helping protect the system for years to come.
Trusted HVAC Installation Experts in San Antonio
When homeowners need AC replacement in San Antonio, Radiant delivers experienced workmanship and clear communication from start to finish. Our team focuses on reliable system performance, proper installation, and long-term value for the home. If your system is aging or struggling to keep up, schedule a quote and let our local experts help you plan the right solution with confidence.