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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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"Caleb serviced our system for the annual spring checkup. He was professional, polite and gave us pointers on the system."

— Diane D.
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"I had yearly maintenance on my heating system prior to cold weather coming on. The technician was very informative about my system and pointed out several things."

— Robert D.
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"Ked was excellent, friendly from the start and extremely helpful. Because of how thorough he was, he fixed the problem but also discovered another potential problem and promptly fixed it as well."

— Casey Holt
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"The service was great as always. The 2 men who came to install my new furnace were very professional and took the time to explain what they were doing and showed me what the problem was with my old furnace. Thanks Mr Hartman for coming up North and for having a great crew."

— Sandra Mott
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"Hartman Bros representatives are wonderful! Caleb is super great at answering all my questions and explaining everything so I feel very much at ease. I definitely recommend Hartman Bros for heating and AC installation and servicing. Their employees are super polite and very helpful and pleasant! Great job as always!"

— Renee C.
(Google Review)

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"We installed our new HV/AC and on demand water heater last year. The result is money saved year around. No huge water heater taking up space. And a great crew at Hartmans to service our unit in years to come. Great folks to do business with. Thank you!"

— Phil S.
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"I have depended on this company for years, they are great to work with."

— Kim Wroblewski
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"Woke to no heat this morning. Hartman came out and made a quick job of fixing it. Superb customer service!"

— Diane D.W
(Google Review)

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