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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 Conditioningstarstarstarstarstar4.9 / 5

153 Total Reviews Harmonic Heating & Air Conditioning630-999-9008$10S187 Schoger Dr Suite #54, Naperville IL


Gas Furnaces Oswego, Illinois

Harmonic Heating & Air Conditioning specializes in installation and replacement of all types of gas furnaces in Oswego, IL. We offer a wide variety of gas furnace installation and gas furnace replacement options to meet efficiency and budget needs. Our staff can diagnosis your existing systems and recommend terrific new high efficiency choices. We offer same day evaluation and prompt gas furnace installation services in Oswego, IL.

Let us help you decide how best to solve you gas heating problems the the installation or replacement of a gas furnace.

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5 Star Rating
Armstrong HVAC A80US2V070A12
Armstrong variable 80, Armstrong communicating thermostat and iWave Plasma air purifier installed
Oswego, IL
07-12-2017

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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 A95UH1E090C16S
Installed Armstrong 95 90k btu A95-CT furnace, Honeywell F100 media filter, plenum add-on, Lyric T6 wifi smart thermostat, new furnace and installed smart thermostat
Oswego, IL
03-19-2018