Call your local Naperville heating and cooling team for 24/7 service.
Fast, reliable service
Heating and AC service in Naperville, IL
Having HVAC problems? We’re here to help. Since 1968, we’ve helped local homeowners with their indoor comfort. You can count on King.
Call on us, and we’ll be there for you with 24/7 heating and air conditioning repair in Naperville, IL.
$50 Off Any HVAC Repair Service
Limited time only!
Coupon must be presented at the time of service. Cannot be combined with any other offers or coupons. Offer only valid on repairs greater than $200.
$89.95 Tune-Up and Safety Check
Limited time only!
Coupon must be presented at the time of service. Cannot be combined with any other offers or coupons.
Up to $300 Off Complete HVAC System Installation
Valid with qualifying systems. Coupon must be presented at the time of service. Cannot be combined with any other offers or coupons.
Your full-service HVAC service team
We’re here for all your HVAC service needs.
Has your furnace quit on you? We can help. Call us for 24/7 furnace repair in Naperville. Our technicians are furnace and heater specialists who can quickly get your system working again.
Call us when you need expert AC repair here in Naperville. We’ll send one of our certified technicians out to take a look at your system, diagnose the problem, and quickly get it back up-and-running.
New Furnace Installation
Are you ready to upgrade to the enhanced features, comfort, and efficiency of a new furnace? To get started, call us for your free in-home estimate on new furnace installation in Naperville, IL.
New AC Installation
Need new air conditioner installation here in Naperville? We’re your team. We install efficient, high-performance AC systems. Call us now to schedule your free in-home estimate.
Your local team since 1968
Bringing great service to Naperville homes.
For all things heating and air conditioning in Naperville, there’s only one name you have to remember: King. Call us today with anything you need.
“Talked to Brandon about my furnaces and air conditioners on Wednesday. Gave the approval Friday and the equipment was installed Monday. Thanks, King!”
“I have to say it was a pleasure working with King. I would highly recommend them and will definitely use them in the future.”
We repair and tune-up all makes and models.
We do right by our customers
Get the royal treatment from our team.
We’re here to serve you. Here are just two of the things that set us apart.
We believe professionals should stand by the work they do. It’s why we back everything our team does with our 100% satisfaction guarantee. We do great work and provide outstanding service. However, if you feel we haven’t lived up to our promise, please call us so we can make it right.
No additional charge for nights or weekends
It’d be a more convenient world if heating and air conditioner breakdowns only happened between the hours of 9-5, Monday through Friday. That’s not the world we live in, however. That’s why we don’t charge you anything extra for service on nights or weekends.
Our no-hassle service
HVAC repairs made simple.
Give us a call right now
Our award-winning service is available 24/7 for your convenience. Call us and let us know what you’re dealing with so that we can send a technician out to your home as soon as possible.
We’ll call you when we’re on the way
Our technician will head out to your home. When they’re 10-15 minutes away, they’ll give you a call and introduce themselves, so you know who to expect. Our techs travel in official King vehicles.
Our technician will diagnose the issue
After arriving and greeting you, our tech will start inspecting the cooling or heating system. Once we’ve figured out the issue, we’ll provide you with an estimate. If you approve, we’ll get to work.
Your guide to our services