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The concept of HVAC has been around for thousands of years. The ancient Romans and Greeks used channels under marble flooring to distribute heat. However, it was until 1902 that the modern A/C idea was launched by Willis Carrier. Today's systems have experienced tremendous technological upgrades that make them significantly different from the older ones. Let's explore the recent HVAC history that has contributed to that.

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HVAC technology , hvac industry , HVAC history , hvac upgrades , hvac trends , changes in hvac

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"Hartman Brothers installed the HVAC system before we bought this home, and has always maintained it. When it was time to replace it after 32 years, we selected them to install & maintain this system as well."

Jeff Eley
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"I appreciate my technician Dalton. He is very thorough and takes really good care of my HVAC. He is also very patient and kind. Thank you Dalton!"

Patty Barnes
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"Great Job as always professional, and great customer service"

Kathy K.
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"Great, fast service as always. Highly recommend Hartman Brothers!"

Brian B.
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"Always great service from our technician. He enjoys our dogs and continues to always provide top notch service! So glad we are part of the Hartman family."

Wendi C.
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"As always the technician was courteous, professional and informative. I will continue using Hartman Bros."

Tim B
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Jared C.
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"Hartman Brothers responded within hours of our furnace going out and gave us several options. They are always courteous and knowledgeable. We have done business with them for 20+ years."

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