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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 called Hartman Bros twice for problems with my home air conditioning. Both times I felt that the pricing was fair. I appreciate that they seem to start with trying to repair and not jump to replace."

— Stephanie S.
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"We had a limb from neighbor tree fall and take out our power causing a power surge which took out transformer and thermostat Hartman's was there that next morning tec was very polite and knew his stuff"

— Rhonda L.
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"Great local company! Always on time and thorough in their service. Plus, just plain nice people."

— Donna R.
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"Hartman bros were excellent. Very professional and helpful. That is why I recommend them to everyone"

— Nancy L.
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"We love the professionalism Ked exhibits . Very thorough and keeps us informed if there is (or isn't) a problem."

— Cindy 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.
(Google Review)

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"Excellent job!! He explained everything."

— Terry F.
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"We could not be happier with our service, estimate for a new system and most of all offering to but coolant in the system to give us AC until new system is installed."

— Lanna Benjamin
(Google Review)

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