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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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"We replaced a heat pump hvac system, got pricing from 4 hvac contractors. Lots of choices and levels but Hartman was head and shoulders above the others in cost and quality. They have experienced Technicians and great Owners, we highly recommend them!"

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"Their customer service is always the best. Brad in plumbing did a great job! Highly recommend Hartman Brothers!"

Gayla A.
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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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"Hartman Brothers has always provided excellent service. From installing a new AC/furnace system to their biannual maintenance visits - they are the best!"

Sharon R.
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"Hartman Brother Heating & Air is the BEST!!!! When I have an issue they immediately come to help! There employees are very friendly, kind and courtious of your home. They are well trained and have the knowledge to fix the problems in a timely manner! Way to go Hartman Brothers!!!"

Julie C.
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Joann W.
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"Caleb was very efficient and helpful to explain all the features on the heating & air system & all the operations."

Russ W.
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"I have them complete annual maintenance on my HVAC. Excellent service. Good value. Responsive when I need them. Professional staff."

James Cadoret
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