Air 1st Heating and Cooling | Certified HVAC Repair in San Antonio, TX

We frequently find that poor airflow or reduced efficiency in San Antonio homes is due to ductwork issues. Our diagnostic process includes a thorough inspection of your duct system for leaks, blockages, or improper sizing. For installation or replacement projects, we ensure new ductwork is properly sealed and balanced for optimal performance in our local climate, which can prevent wasted energy and uneven temperatures.

Our installation process begins with a detailed assessment of your home's layout, insulation, and existing system to recommend the right size and model. We handle the full replacement, including proper removal of the old unit, precise installation of the new system, and testing of all components like thermostats and airflow. We ensure everything meets local codes and is set up for efficient, long-term operation.

Yes, we've served both residential and commercial clients throughout the San Antonio region since 2007. Our team is equipped to handle everything from a single-family home system replacement to more complex commercial HVAC installations, including specialized components like damper systems. We work within a 50-mile radius of the city.