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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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134 Total Reviews Harmonic Heating & Air Conditioning


Furnace Repair in Montgomery, Illinois

Is your heating system not working, or perhaps behaving a little differently? Have you noticed that your home in Montgomery, 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 Montgomery, 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.


lennox oem control board replacement and diagnostic

Montgomery, IL
12-14-2018


install Armstrong furnace

Montgomery, IL
12-14-2018


lennox oem control board replacement and diagnostic

Montgomery, IL
12-14-2018


diagnostic, cleaned dirty flame sensor, furnace maintenance, hvac maintenance and furnace repair

Montgomery, IL
04-03-2018


furnace maintenance, diagnostic and cleaned flame sensor

Montgomery, IL
03-20-2018


diagnostic and cleaned dirty flame sensor

Montgomery, IL
04-02-2018


diagnostic and cleaning of dirty flame sensor

Montgomery, IL
04-02-2018


Diagnostic on inducer motor

Montgomery, IL
01-22-2019


Diagnostic and replace hot surface igniter (HSI)

Montgomery, IL
12-28-2018