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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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— Roger H.
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"Hartman Brother’s plumber arrived on time and easily fixed our toilet issue. He wore foot protectors to ensure no tracking in. We were very pleased!"

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— Bob B.
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"Tech was polite, professional, knowledgeable and worked quickly to resolve the issue with my furnace. I inquired about the root cause of this recurring problem and he kindly explained what was occurring to prevent the furnace from igniting, and what he had done to resolve the current issue, which I appreciated very much! As always, I remain a happy Hartman Bros. customer!"

— Judith Vincenski
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"I would recommend anybody that needs an air conditioning and furnace go to Hartman brothers very friendly, good service and will do you a good job. they have my business for now on!"

— Richard W.
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"Josh was very pleasant. He explained what happened with my Furnace in the cold weather and why it happened. He had the Furnace working again quickly."

— Lisa B.
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"Neb is great. Timely and through. Explains work performed in terms you can understand."

— Thomas C.
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"Interviewed three companies for new HVAC install and Rick Hartman as the owner stood out in the interview process. For the installation itself, Darian and partner flawlessly executed the install. Best choice. No misunderstandings. Everything is working perfectly."

— William Rujevcan
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