
If your AC system is over 10 years old, breaking down frequently, or driving up your energy bills, it may be time for a replacement. Modern systems are quieter, more energy-efficient, and built to handle the Texas heat better than ever.
AC American Air provides expert HVAC installation across San Antonio, Boerne, New Braunfels, Schertz, Helotes, and surrounding areas — sized correctly, installed right, and backed by a real warranty.


We handle a full range of HVAC installations for homes of all sizes:
We make the process simple and stress-free:
Looking to cool a garage, guest room, or office? A ductless mini-split system is the perfect solution. It gives you targeted comfort without major construction, and it's extremely efficient.
We specialize in installing ductless systems throughout San Antonio — perfect for add-ons or homes without central air.

A new HVAC system is a big investment. Here's why San Antonio families trust us with it:
Our goal is to make sure your new system keeps your family comfortable for years to come.
📞 Call (210) 535-1515 for a free in-home estimate. Serving San Antonio, Boerne, New Braunfels, Schertz, Helotes, and 12+ surrounding cities.
A new residential AC system typically runs $5,000 to $12,000 installed, depending on the size of your home, the efficiency rating (SEER2), and whether you need new ductwork. We provide free in-home estimates with a full breakdown.
Most residential installations are completed in one day, typically 4 to 8 hours. We remove your old system, install the new one, run refrigerant lines, connect electrical, and test everything before we leave.
Yes. Full removal and disposal of your old system is included in every installation. We handle the disconnect, haul-away, and proper disposal.
The right size depends on your home's square footage, insulation, window exposure, ceiling height, and ductwork. We perform a Manual J load calculation during the estimate. Oversized units short-cycle and waste energy. Undersized units can't keep up.
SEER2 is the updated efficiency rating system that went into effect in 2023. It tests units under more realistic conditions. A higher SEER2 number means lower energy bills. In San Antonio, upgrading from a 10 SEER unit to a 16 SEER2 can cut cooling costs by 30-50%.
Yes. We install Carrier ductless mini-splits for additions, converted garages, rooms with poor ductwork, and homes without central air. Mini-splits are energy-efficient, zone-controllable, and don't require ductwork.