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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 very professional in how he handled the service. I like how messages were sent updating the arrival time."

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

John Wiesemann
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"On Saturday, my water heater spewed lots of water in the utility portion of my garage. Unfortunately, my furnace was soaked. After my call to Hartman Bros., Darian arrived within the hour and dried out the furnace and re-started it. Hartman Bros. has been servicing my heating and cooling systems for over 30 years and have always been "johnny-on-the-spot" when I have had problems. I highly recommend them."

Nancee L.
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"Very nice people and reasonably priced and such nice service techs would recommend to anyone."

Vicky S.
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"Hartman was absolutly 100% thorough to ensure our HVAC issues were fixed after our new built home settled and 1st hard winter tested it. I love knowing Hartman is a phone call away to correctly fix and solve any heating and air condition needs."

John Kravec
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"Ked did a good job on both the furnace inspection and the Aprilaire humidifier installation. Knowledgeable and courteous."

Bob
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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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