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Repair & diagnostics
Clear troubleshooting for furnaces, air conditioners, heat pumps, thermostats, airflow problems, electrical faults, and comfort complaints.
Schedule a diagnostic →Locally owned • Residential HVAC
Comfort that stays steady.
Heating and cooling service built around straightforward answers, skilled workmanship, and treating your home like it matters.
23+Years HVAC experience
$99Clean & check
LocalKendall County service
FurnacesAir ConditionersHeat PumpsMaintenanceDiagnosticsReplacement
What we do
Practical HVAC service for real homes.
Whether your system quit today or you’re trying to keep it from quitting next month, SteadyAir focuses on the work that protects comfort, efficiency, and equipment life.
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Clean & check
Seasonal maintenance that helps catch small problems early, improve performance, and keep your system ready when weather turns.
Starting at$99
Book maintenance →
03
Equipment replacement
Right-sized heating and cooling options without turning the estimate into a sales pitch. We’ll explain what matters and what doesn’t.
Request an estimate →10% OFF
A thank-you to those who serve
Military, Law Enforcement & First Responders
SteadyAir is proud to offer a 10% discount on qualifying service for active-duty and veteran military members, law enforcement, firefighters, EMTs, paramedics, and other first responders.
Promo code
SERVE10
Request service →
Please mention the code when scheduling and have qualifying ID available. One discount per service visit; cannot be combined with other offers. Equipment and material exclusions may apply.
Why SteadyAir
Small-business accountability. Big-picture experience.
Your HVAC company should make the problem easier to understand—not harder. SteadyAir is built around experienced troubleshooting, straightforward communication, and workmanship you can stand behind.
✓
Explain before replacing.
We start with the failure, the cause, and the options.
✓
Respect the house.
Clean work, thoughtful access, and attention to the details.
✓
Think beyond today.
Repairs and recommendations consider reliability, operating cost, and equipment life.
✓
Local reputation matters.
We want to be the HVAC number you keep, not a company you use once.
About SteadyAir
Built on experience, service, and family.
SteadyAir HVAC is a family-built local business backed by 23+ years of HVAC experience. I have also spent more than three years apprenticing my son in the trade so that experience, workmanship, and responsibility can be passed to the next generation.
Service is personal to our family. I spent five years in the fire service, my brothers built careers in the fire service, and members of our family have served in both the military and law enforcement. We understand the commitment behind those uniforms, which is why our appreciation for military members, law enforcement officers, firefighters, EMTs, paramedics, and first responders runs deep.
That same service mindset shapes how we work in your home: show up, diagnose carefully, explain the options clearly, and do the work the right way.
SteadyAir Recommended
Amazon Basics 1-inch replacement filters — 6 packs.
Select the nominal size printed on your existing filter, then choose MERV 5 or MERV 11. The Amazon button opens the product family so you can confirm the selected size and filtration level before purchasing.
16 × 25 × 1 • MERV 5
Buy on AmazonAmazon Basics • 6-pack
Not sure which filter you need?Text SteadyAir a photo of the size printed on your current filter and we'll help identify the correct replacement.
Text SteadyAirMore SteadyAir-recommended HVAC supplies
Amazon Smart Thermostat
Smart Wi-Fi thermostat for compatible 24V HVAC systems. Works with Alexa and requires a C-wire or compatible power solution.
Honeywell Home Wi-Fi Thermostat
Wi-Fi programmable thermostat option for compatible HVAC systems. Confirm wiring and system compatibility before ordering.
AprilAire #35 Water Panel
Replacement water panel for compatible AprilAire whole-house humidifiers. Confirm the model number on your humidifier before ordering.
Humidifier Replacement Water Panel
Additional SteadyAir-recommended humidifier replacement option. Use the Amazon listing to verify model and size compatibility before ordering.
Not sure what will work with your system?Text SteadyAir a photo of your thermostat wiring, humidifier model label, or current filter/pad and we'll help identify the right replacement.
Text SteadyAirAffiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Product availability, pricing, compatibility and seller terms are determined by Amazon and may change. Always confirm compatibility on Amazon before ordering.
Recent work
Real SteadyAir jobs. Real photos.
These are original photos from our work in the field—shown exactly as uploaded, with no edits or AI alterations.
Service area
Serving western Kendall County and nearby communities.
Based locally and focused on homeowners in the Yorkville, Plano, Oswego area and surrounding communities.
YorkvillePlanoOswegoMontgomeryBristolSandwichNearby areas
PlanoYorkvilleOswego
Not sure if you’re in range? Send your town in the service request.
HVAC problem?
Start with a conversation.
Describe what the system is doing. We’ll help you determine the right next step.
Contact SteadyAir
Request service.
Use the form to send your service request directly to SteadyAir, call (630) 720-1264, or email steadyairhvac@gmail.com.
Best details to include: city, equipment type, what it’s doing, how long it has been happening, and whether the system is currently running.
Military / Law Enforcement / First Responder? Use promo code SERVE10 for the 10% qualifying-service discount.
Military / Law Enforcement / First Responder? Use promo code SERVE10 for the 10% qualifying-service discount.