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!

Work Near You


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

5 stars
116
4 stars
3
3 stars
0
2 stars
0
1 stars
0

119 Total Reviews Harmonic Heating & Air Conditioning


Furnace Service and Repair Oswego, Illinois

If your heating system in Oswego, IL is not working it is likely your furnace needs repair or service. At times the fix is simple, other times it is not. Our heating and furnace service technicians have years of experience working on furnaces like yours in Oswego, IL. Harmonic Heating & Air Conditioning has service vehicles on call that are fully equipped with the tools and parts necessary to get your furnace back up and operating.

Our furnace repair, furnace service or replacement pricing is very competitive. Our estimates are always firm with no hidden surprises. You can rely on Harmonic Heating & Air Conditioning to advise you properly and to do excellent work promptly. Ask us about maintenance agreements for your high efficiency furnace today.


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