Harmonic Heating & Air Conditioning is here for you! Call us today when you need heating, air conditioning, water heating, air quality or commercial HVAC services! Harmonic is your local comfort expert!

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Work Near You

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

Harmonic Heating & Air Conditioningstarstarstarstarstar5.0 / 5

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120 Total Reviews Harmonic Heating & Air Conditioning


No Heat in Oswego, Illinois

Furnaces can be intimidating especially when they're not working. However there might be a silver lining to this stressful situation: roughly a quarter of all service calls can be resolved with easy fixes that are simple and inexpensive.

At Harmonic Heating & Air Conditioning we help homeowners like you in Oswego, IL all the time with their heating systems. From simply offering advise, to complete system replacement, we have the knowledge and experience to help you resolve the challenges your heating system is presenting in the best possible way.


repair heating system, heating maintenance, diagnostic, OEM draft inducer motor replacement, general admission maintenance program and furnace tune-up

Oswego, IL
01-05-2018


repair hvac, hvac maintenance, repair heating system, heating maintenance, diagnostic and cleaned flame sensor in furnace

Oswego, IL
02-08-2018


diagnostic and furnace cleaning, furnace maintenance and hvac repair

Oswego, IL
03-22-2018


furnace maintenance, furnace repair, heating repair, diagnostic and hot surface igniter replacement

Oswego, IL
03-20-2018


diagnostic, furnace service cleaning, repair hvac, hvac maintenance, repair heating system and heating maintenance

Oswego, IL
02-09-2018


unclogged inducer motor tube, diagnostic, hvac maintenance, heating repair, heating maintenance and gas valve adjustment

Oswego, IL
02-23-2018