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!

Customer Reviews


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Harmonic Heating & Air Conditioning is your local comfort expert! Read our customer's reviews! Call us today.

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Harmonic Heating & Air Conditioning

starstarstarstarstar 5.0 / 5 | 118 Total Reviews

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" Diagnosed correctly and have the boiler working better than ever! Walked me through all the steps to properly shut down and restart boiler."
J . T from Montgomery, IL on November 3rd, 2017
starstarstarstarstar(5 / 5)
" I am beyond thrilled with your service! The phone call Friday night kept me from stressing about it all weekend... and he came, fixed it, and it was simple and stress free!!! In fact, my husband didn't tip him at all ... so sending something in the mail tomorrow..!! Thanks again!!!! "
T . H from Naperville, IL on October 31st, 2017
starstarstarstarstar(5 / 5)
" Harmonic always does a great job for us! Thanks to Tony."
J . M from Oswego, IL on October 30th, 2017
starstarstarstarstar(5 / 5)
" Always great service! Thank you!"
D . E from Bolingbrook, IL on October 26th, 2017
starstarstarstarstar(5 / 5)
"Service was excellent!! The technician was very knowledgeable and friendly. Harmonic will be my go to company for any of my heating and air conditioning from here on out.."
G . R from Montgomery, IL on October 23rd, 2017
starstarstarstarstar(5 / 5)
" Brandon was very professional and courteous. He was efficient in that he focused on getting the job done. "
E . G from Montgomery, IL on October 19th, 2017
starstarstarstarstar(5 / 5)
"As usual, Jeremy was prompt and efficient! "
C . T from Naperville, IL on October 19th, 2017
starstarstarstarstar(5 / 5)
" The service man was outstanding, telling me every step of the way, how it was going."
B . R from Naperville, IL on October 18th, 2017
starstarstarstarstar(5 / 5)
" Phone communication was excellent. Technician was very polite and prompt; he also answered all of my questions. The estimate to replace the needle valve was higher than hoped so I will look into doing the replacement myself."
A . P from Aurora, IL on October 18th, 2017
starstarstarstarstar(5 / 5)
" Fantastic! However my wife Megan wants to know who Michelle is 🤣"
M . G from Oswego, IL on October 18th, 2017
starstarstarstarstar(5 / 5)