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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 Conditioningstarstarstarstarhalf star4.9 / 5

139 Total Reviews Harmonic Heating & Air Conditioning


Gas Piping and Gas Piping Replacement Oswego, Illinois

Installation Natural Gas or LP fuel lines in Oswego, IL is our specialty. Call Harmonic Heating & Air Conditioning for your fuel and fuel service needs. Harmonic Heating & Air Conditioning is full licensed and insured to professionally install and pressure test your gas piping system to ensure trouble-free completion of your gas piping needs.


gas control valve replacement

Oswego, IL
07-03-2017


miscellaneous gas line/pipe work in kitchen

Oswego, IL
03-13-2018


Minor electrical repair of damaged low voltage wiring and disanostic

Oswego, IL
06-21-2017


Minor electrical repair, diagnostic and service cleaning

Oswego, IL
06-21-2017


gas control valve replacement

Oswego, IL
07-03-2017

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5 Star Rating

A/C tune-up

Oswego, IL
07-05-2017


diagnostic and blower wheel replacement

Oswego, IL
08-01-2017


dual capacitor replacement and contactor replacement with diagnostic

Oswego, IL
08-03-2017


diagnostic, system running hot and low on refrigerant so added refrigerant Freon and service cleaning

Oswego, IL
08-03-2017


diagnostic and dual capacitor replacement

Oswego, IL
08-03-2017


diagnostic

Oswego, IL
08-07-2017


diagnostic

Oswego, IL
08-07-2017


diagnostic ad circuit control board replacement

Oswego, IL
08-07-2017


diagnostic ad circuit control board replacement

Oswego, IL
08-07-2017


diagnostic ad circuit control board replacement

Oswego, IL
08-07-2017


refrigerant (Freon) and sealant (nu-calgon)

Oswego, IL
08-07-2017


diagnostic and dual capacitor replacement

Oswego, IL
08-10-2017


general admission maintenance plan and air conditioner tune up

Oswego, IL
08-10-2017


clean and check furnace

Oswego, IL
09-07-2017

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5 Star Rating

Diagnostic and dual capacitor replacement

Oswego, IL
09-21-2017


diagnostic

Oswego, IL
09-25-2017


diagnostic

Oswego, IL
09-25-2017


answered miscellaneous furnace questions

Oswego, IL
09-26-2017


furnace tune-up, uv replacement bulb and general admission maintenance program

Oswego, IL
09-28-2017

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5 Star Rating

boiler tune-up

Oswego, IL
10-05-2017

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5 Star Rating

furnace tune-up and general admission maintenance program

Oswego, IL
10-11-2017

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5 Star Rating

furnace tune-up and general admission maintenance plan

Oswego, IL
10-11-2017


furnace tune-up, humidifier panel and capacitor 20mfd and under

Oswego, IL
10-16-2017

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5 Star Rating

furnace tune-up and humidifier panel

Oswego, IL
10-18-2017


general admission maintenance program, furnace tune-up and capacitor 20mfd and under

Oswego, IL
10-23-2017


furnace tune-up and humidifier panel

Oswego, IL
10-23-2017


pressure switch replacement

Oswego, IL
10-26-2017


furnace tune-up

Oswego, IL
10-26-2017

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5 Star Rating

Furnace tune-up x2

Oswego, IL
10-30-2017

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5 Star Rating

general admission maintenance program, AC tuneup, Furnace tuneup and dual capacitor replacement

Oswego, IL
10-30-2017


general admission maintenance program, furnace tune up and humidifier panel

Oswego, IL
10-31-2017


furnace tune-up x2

Oswego, IL
10-31-2017

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5 Star Rating

furnace tune-up, humidifier panel, basic filter and capacitor 20mfd and under

Oswego, IL
11-06-2017

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5 Star Rating

furnace tune-up

Oswego, IL
11-07-2017

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5 Star Rating

furnace tune-up

Oswego, IL
11-07-2017

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5 Star Rating

furnace tune-up

Oswego, IL
11-14-2017

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5 Star Rating

furnace tune-up, installed customer supplied nest thermostat and installed humidifier panel

Oswego, IL
11-14-2017


replaced humidifier water panel and made sure system is running properly

Oswego, IL
12-07-2017


Diagnostic and HSI replacement

Oswego, IL
12-13-2017

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5 Star Rating

Installation of Ecobee4, iWave-R, April Aire 700, furnace tune-up and general admission maintenance program

Oswego, IL
12-20-2017


diagnostic and no heat service call

Oswego, IL
12-27-2017


Blower motor replacement and blower wheel replacement

Oswego, IL
12-30-2017


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

Oswego, IL
01-05-2018


Installed Honeywell he 200 by-pass humidifier

Oswego, IL
01-30-2018


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

Oswego, IL
02-08-2018


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

Oswego, IL
02-09-2018

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4 Star Rating

replaced and installed 40 gallon state brand water heater

Oswego, IL
02-20-2018


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

Oswego, IL
02-23-2018


diagnostic on a water heater

Oswego, IL
03-05-2018


miscellaneous gas line/pipe work in kitchen

Oswego, IL
03-13-2018


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

Oswego, IL
03-20-2018


diagnostic and furnace cleaning, furnace maintenance and hvac repair

Oswego, IL
03-22-2018


furnace tune-up

Oswego, IL
04-17-2018


furnace cleaning and purchased a general admission maintenance plan

Oswego, IL
12-14-2018


furnace diagnostic and replace oem high efficiency inducer motor

Oswego, IL
12-14-2018

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5 Star Rating

furnace diagnostic and minimum heat repair charge

Oswego, IL
12-14-2018

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5 Star Rating

installed april aire aa700 humidifier

Oswego, IL
12-14-2018


install Armstrong furnace, install conversion cased coil and install Honeywell media air filter

Oswego, IL
12-14-2018

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5 Star Rating

Annual furnace cleaning

Oswego, IL
12-17-2018

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3 Star Rating

Diagnostic, purchased a general admissions maintenance program and replace the hot surface igniter

Oswego, IL
12-27-2018


Diagnostic on furnace smell and estimates for furnace replacement

Oswego, IL
01-03-2019


Install automatic humidistat and replace humidifier panel

Oswego, IL
01-03-2019

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5 Star Rating

furnace cleaning and purchased general admission maintenance program

Oswego, IL
01-08-2019


diagnostic and minor electrical repair

Oswego, IL
01-31-2019


spark ignition module replacement, gas valve replacement and commercial diagnostic

Oswego, IL
02-01-2019


diagnostic and replaced 40va transformer

Oswego, IL
02-11-2019


diagnostic and oem draft inducer motor replacement

Oswego, IL
03-14-2019


diagnostic and minor gas furnace repair

Oswego, IL
03-14-2019