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Heating and Cooling Services in Libertyville, IL

Libertyville homeowners have trusted our heating and cooling company for dependable heating and cooling service, water heater installs, and indoor air quality solutions. Proudly serving Lake County since 1936.
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Don’t Wait Till Monday — We’re Open on Sunday. | Flat $99 service call — same price at 2am Sunday as noon Tuesday.

Our Libertyville Heating and Cooling Services

Air Conditioning
Installation, repair & maintenance
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Heating Systems
Furnaces, boilers & heat pumps
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Water Heaters
Traditional & tankless options
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Indoor Air Quality
Duct cleaning, filtration, humidifiers & UV lights
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Ductless Mini-Splits
Perfect for additions & renovations
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Emergency Repairs
No extra charge, any day or time
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EXPERIENCE THE KERN DIFFERENCE

Why Libertyville
Chooses Kern

Flat-Rate Pricing — Always
One price, any time of day or night. No surprise charges for after-hours or weekend calls — ever.
We're Open on Sunday
Most companies aren't. We are — at the exact same rate as any other day of the week.
95% Fixed Same Visit
Every truck is a rolling warehouse. We carry the parts to resolve most issues on the spot.
Industry-Leading Warranties
100% satisfaction guaranteed. Flexible coverage with extended warranty options.
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4.7 STAR RATING ON GOOGLE

What Your Neighbors are Saying

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Some of the
Brands We Service

We service quality brands and systems.

Serving All of Lake County

Same flat rate, same guarantees, any community in our service area — any day, any time.

Call (847) 383-0350 →