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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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"Dad called for service and Hartman’s were there just a couple of hours later, found the problem and replaced the part. I can’t say enough about their exceptional service and techs! We have used them for years and can always count on them to come through."

Jill C.
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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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"Great group of very intelligent people working for Hartman. They all do a wonderful job keeping everything running. Thank you"

Nancy S.
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"The serviceman was on time, did a very thorough job, and helped me with a couple of other small issues with the thermostat and A/C at the same time."

Lynn P.
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"The technician was knowledgeable and upon request he was nice enough to educate me on the system and it's safety features as he completed his diagnostic and service."

Daniel Burke
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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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"Friendly, professional service…"

Ray B.
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"Caleb did a wonderful job on replacing the coil on my A/C. Of course, there are always bumps in the road. But, Caleb handled everything professionally and was a Very Nice technician."

Karen L.
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