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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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
109
4 stars
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3 stars
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112 Total Reviews Harmonic Heating & Air Conditioning


Oswego, Illinois

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5 Star Rating
Armstrong HVAC A96US2V090C16S
Install 2.0 ton AE14, 90k btu A96-2v, Ecobee4, iWave and Armstrong no-lemon warranty
Oswego, IL
09-14-2017

Armstrong HVAC A80US2V110C20
Install heating system, Install AC, Armstrong variable 80, 100k btu, 2v, Armstrong 3.5 ton LE13
Oswego, IL
01-09-2018

Armstrong HVAC A80US2V090B16
HVAC installation, furnace install, installed Armstrong 90k btu A80 2v and general admission maintenance program
Oswego, IL
01-16-2018

Armstrong HVAC A80UH1D110C20
Armstrong A80ct 135k btu installed and Honeywell F100 4" media air filter
Oswego, IL
11-30-2017