- Residential & Commercial Work
- Repairs
- Replacements
- Equipment Installations
- New Construction Service
- Indoor Air Quality Products

Building a new home or commercial property? Partner with Air 1st to ensure accuracy and efficiency in the design and installation of the new building's heating and cooling systems. We have years of experience working with installations for new construction.
- Residential & Commercial
- New Home Construction Expertise
- Electronic Heating and Cooling Load Calculations
- Complete System Design & Installation
- Commercial HVAC Equipment
- Zoned Systems
- Air Conditioners
- Electric/Gas Furnaces
- Heat Pumps
- Humidifiers
- Indoor Air Quality Products
- Air Cleaners
- Ductwork
- Programmable Thermostats
Contact Air 1st Heating & Cooling: 210.661.3215 or 210.204.7712
Air 1st Heating & Cooling serves San Antonio and the surrounding areas, including:
San Marcos, New Braunfels, Boerne, Fair Oaks, Canyon Lake, & Bandera, Texas.