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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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"Called and they came out same day,…and it was day after Thanksgiving. Service man was very informative and thorough. Definitely recommend Hartman and we plan to use them for maintenance and future furnace or ac needs."

— Traci N.
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"Jim went over and above as he identified a problem that other techs had not noted in the 2 years prior and took the time to educate us on the issue. We also had questions about our thermostat settings and while in our home, Jim researched and found the answer. Great service isn’t always knowing it all, but rather assessing situations, thoughtfully problem solving, and seeking answers from others when needed. Jim did all of that and we appreciate the excellent service provided."

— Melanie K.
(Google Review)

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"I had yearly maintenance on my heating system prior to cold weather coming on. The technician was very informative about my system and pointed out several things."

— Robert D.
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"My technician was very friendly and passed on great information. I would definitely recommend using Hartman Brothers for all your Heating and Cooling needs."

— Tim M.
(Google Review)

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"Great pleasant staff from the initial phone call to the service tech! Friendly, knowledgeable, and conscientious."

— Kimberly B.
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"Very professional and thorough. That’s why we have partnered with them for over twenty years."

— Thomas F.
(Google Review)

★ ★ ★ ★ ★

"Great customer service from Angie to the gentlemen that came and installed my new furnace. Would definitely recommend!"

— Stacy S.
(Google Review)

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" They have made repairs in the past and now do all my hvac maintenance. Truly a great company to deal with."

— Robert Burns
(Google Review)

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