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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 was the technician who came to check out our furnace. He immediately figured out the problem. I highly recommend him"

Han H.
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"Pay to have furnace and air conditioner inspected each year. The technicians are knowledgeable and thorough with explaining all checked out."

Dennis L.
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"I've used Hartman Brothers for all my HVAC needs across multiple properties and they are always responsive and timely. Dalton was my technician and demonstrated a high degree of both professionalism and helpfulness. Vicky is their jack-of-all trades office and scheduling manager. She always does a phenomenal job and makes you feel valued as a customer in every interaction. You can't go wrong with this company. Strongly recommended!"

Spencer Lulling
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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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"Josh did a excellent job on getting our furnace back up and running"

John L.
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"I appreciate my technician Dalton. He is very thorough and takes really good care of my HVAC. He is also very patient and kind. Thank you Dalton!"

Patty Barnes
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"It was good to see Ked again. I have had confidence in him when he did maintenance work on my system in the past and I continue to today. Thanks, Ked!"

Paul N.
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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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