AC Company in DuPage & Will County: Plainfield, Aurora & Naperville
Precision Air is a trusted AC Company providing professional ac services by manufacturer trained technicians and backed by Lennox Premier Dealer and Mitsubishi Diamond Contractor certifications throughout DuPage, Will & Kane County, IL.
Reliable Residential & Commercial AC Company
Mitsubishi Electric Diamond Contractor
Manufacturer Backed Warranties
Warranty-Backed Air Conditioning Services
Regular maintenance of your cooling system prevents expensive repairs and replacements by detecting minor issues before they escalate. Our scheduled check-ups ensure the smooth operation of your system for many years to come.
When there is a problem with your cooling system, we will examine your unit and suggest necessary repairs or a replacement based on the seriousness of the problem.
With the varying temperatures in Illinois, it’s essential for homeowners to select a cooling system that will provide reliable performance for years to come. The experts at Precision Air will guide you in choosing the best system for your home.
We offer installations and other essential services for Mitsubishi Electric ductless mini split systems.
Same-Day Guaranteed Service
Same-Day Service Guaranteed
We pride ourselves on our punctuality. For same-day guarantee appointments must be made before 5 p.m. and be within 35 miles of our location.
Unmatched Value
We’ll beat any competitor’s quote by up to $750 on single equipment and $1,500 on bundle offers.
Air Conditioner Financing Options
Cooling your home or business shouldn’t come with financial strain. That’s why we provide flexible air conditioning financing options to make home improvement accessible to everyone.
Why Choose Precision Air Heating & Cooling
Custom Approaches
No two customers are the same and neither are their cooling needs. That’s why Precision Air proudly offers personalized home cooling solutions to match each client’s cooling preferences and requirements.
Available 24/7/365
We know better than anyone that home emergencies strike at the least convenient times. That’s why we’re available at all hours to provide quality service with no added fees.
Trustworthy Service
When a Precision technician shows up on the job, you can feel confident knowing that they’re trustworthy and honest. Our technicians will listen to your needs and wants and provide a customized service.
Proudly Serving DuPage & Will Counties, IL
At Precision Air, we believe in providing quality services that last. Our certified and licensed technicians take the time to listen to your needs and accurately assess the situation so we can offer a long-term solution. Contact us for cooling services in:
The Precision Air Care Membership
Save when you invest in air conditioning maintenance. Join today and enjoy discounted maintenance visits, priority service, and exclusive discounts.
AC Company Serving Northern Illinois: Naperville, Plainfield, Aurora & Beyond
- AC not cooling or blowing warm air
- AC running but not turning on properly
- Weak airflow from vents
- Strange noises or burning smells
- Frozen evaporator coils or refrigerant issues
- Thermostat not responding or inaccurate
- Sudden spikes in energy bills
- Emergency AC repair services
- Seasonal AC maintenance and inspections
- Full system performance checks
- Coil cleaning and refrigerant level checks
- Filter replacement and airflow optimization
- Preventative maintenance to avoid breakdowns
- Improving system efficiency and lifespan
- Priority service through maintenance plans
- Discounts on repairs with membership
Upgrade to a More Efficient Cooling System in Northern Illinois
- New AC installation
- AC replacement for older systems
- Proper system sizing and load calculations
- High efficiency AC systems with advanced SEER ratings (Lennox and Mitsubishi)
- Ductwork inspection and upgrades
- Smart thermostat installation
- Financing options and monthly payment plans
- Manufacturer backed warranties


Residential AC Repair, Tune-Up & Installation
- Naperville
- Aurora
- Plainfield
- Joliet
- Bolingbrook
- Downers Grove
- Elmhurst
- Wheaton
- Lombard
- Glen Ellyn
- Hinsdale
- Burr Ridge
- Oak Lawn
- Lisle


- Rooftop unit (RTU) service and repair
- Cooling for offices, retail, and facilities
- Preventative maintenance programs
- Energy efficiency improvements
- Fast response to minimize downtime
- After hours service available



Air Conditioning FAQs
We offer everything from cooling maintenance and repairs to system replacements and installations. We also have ductless heating and cooling options available.
We recommend having your air conditioner serviced twice annually, once right before spring and once right before fall to prepare your system for the coming heating or cooling season.
The average air conditioner lasts between 15 and 20 years with regular maintenance. If you’re wondering whether your system needs repairs or a replacement, feel free to call us. We’ll assess it and make a recommendation.
You should replace the air filters in your air conditioner once every three months to prevent the build-up of dust, pet dander, and other airborne contaminants. Regular filter changes keep your system running smoothly while maintaining indoor air quality.
Yes! Thanks to our flexible financing options, like 60 Months 0% APR On Full System Installations, we have cooling options for any budget. Call us at (630) 770-2716 to learn more.
Related Cooling Services
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