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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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"I have used Hartman Bros for many years. They offer excellent service, stand behind their products, give honest advice and are top notch professionals."

Lisa Johnson
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"Had our a/c quit functioning over the weekend. Called first thing Monday and they were able to get someone out in the morning and had us back up and running before we knew it!! Great service experience from initial phone call to completion of the job couldnt be happier!!"

Bud Brewer
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"Fast and efficient service. Josh got right to work and fixed the problem. Called office at 1:20pm and they were right out and the problem fixed by 3:30pm"

Catherine Franklin
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"Hartman Brothers have been our go to for three years now. They are professional, friendly and on time. Their communication is top notch. I know when they are showing up, or if they are going to be delayed. No guess work with these guys! Highly recommend."

Heather S.
(Google Review)

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"Great work and very reasonable prices! Technicians were very careful and efficient in their work."

John Edmonds
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"Brian was very personable, explained everything he did and even wore booties so my carpet stayed clean! Hartman family & staff have always been wonderful Thank you!"

Joy Panagiotou
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"Service was timely and the techs were professional and pleasant. There was a hitch but it was taken care of quickly. I recommend this company."

W. Blume
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"I have used Hartman Brothers for many years. I have never had a problem. Top notch folks!"

John Wiesemann
(Google Review)

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