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Harmonic Heating & Air Conditioning is dedicated to our customer's comfort! Take a look at all ofthe services we have provided near you!

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138 Total Reviews Harmonic Heating & Air Conditioning


Furnace Repair in Oswego, Illinois

Is your heating system not working, or perhaps behaving a little differently? Have you noticed that your home in Oswego, IL is not maintaining temperature properly and making funny noises?

If your gas furnace is not working call Harmonic Heating & Air Conditioning now. We fix broken heating equipment all the time in Oswego, IL. Or if your system is just getting old, or giving you reasons not to trust it any more let us know. We have many years of experience and we can help you make the right choices when it comes to your furnace system.


Diagnostic on furnace smell and estimates for furnace replacement

Oswego, IL
01-03-2019

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3 Star Rating

Diagnostic, purchased a general admissions maintenance program and replace the hot surface igniter

Oswego, IL
12-27-2018


diagnostic and replaced 40va transformer

Oswego, IL
02-11-2019


diagnostic and minor electrical repair

Oswego, IL
01-31-2019