
In Kirby, where many homes were built decades ago, aging HVAC systems are a common concern. And with the persistent South Texas heat and unexpected cold spells, those systems are working hard all year. If you’ve noticed rooms that don’t cool properly, a furnace that sounds like it’s on its last leg, or utility bills that keep climbing, chances are it’s time for a trusted HVAC expert to take a look.
Airtron is here to make home comfort simple and reliable. We offer a full range of residential heating and cooling services, including system diagnostics, quick repairs, complete installations, seasonal tune-ups, and indoor air quality enhancements. We work with all types of HVAC systems, from the aging setups found in older Kirby homes to newer high-efficiency models that need regular care.
Need a smart thermostat? Cleaner air for your family? Emergency service during a heatwave? We’ve got your back and we tailor every solution to fit your home and your schedule.

We specialize in AC repair and the installation of new air conditioning systems, including energy-efficient units. Our HVAC experts are well-versed in all cooling systems, so whether you need a new unit installed or an AC unit repair, Aitron provides the peace of mind you deserve.

From furnace repair to installing a new furnace, we'll make sure your HVAC needs are taken care of. Our technicians will even come directly to your home to examine your current heating system. We also have a transparent communication process, so you'll fully understand your options before making any decisions.
At the end of the day, we believe HVAC service shouldn’t be stressful. It should be simple, respectful, and tailored to what you and your home need. That’s why homeowners in Kirby continue to call us when comfort really matters.
We’re not here to upsell, rush through a job, or leave you with more questions than answers. We take the time to explain what’s going on in simple terms, walk you through your options, and give you honest, straightforward recommendations that are right for your home. Not what’s most profitable.
Our technicians are certified, show up on time, and always follow through. And if you like to plan ahead, our maintenance plans give you more than just reliability; they give you peace of mind, knowing your system is being looked after year-round.
Skyrocketing energy costs can suggest an HVAC system is working overtime or running inefficiently.
Worn components or leaky ducts can often cause hot and cold spots throughout your home.
Banging, rattling, or squealing sounds may mean parts are loose, worn out, or in need of repair.
Power failures, faulty wiring, or malfunctioning components can prevent your furnace or air conditioner from starting altogether.
We've got you covered! Explore our other service areas to find professional heating and cooling solutions near you.
13718 Lookout Road San Antonio, TX 78233
Don't take it from us - hear from our thousands of happy Airtron customers.
Reasonable monthly insurance AND biannual system checks. The current employee who did my check last week was great and informative.
Veronica R - November 24, 2025
Airtron technicians are well trained and do an excellent job checking all points that may be of concern. They also offer many tips to keep your systems running smoothly.
Candice H - November 26, 2025
We have used Airtron since moving into our home 10 years ago. on Two instances did we need to have them do work beyond regular maintenance and in each of those the experience was quick and effective. Their professionalism at each visit is top notch.
Trevor F - January 15, 2026
Whether you need replacement, installation, maintenance, or repair services for your furnace or AC, we are here to help with 24/7 service.