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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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"Great service as always. Thorough Furnace checkup. We are set for the 2nd winter we are having. Thank you."

— Eric G.
(Google Review)

★ ★ ★ ★ ★

"Caleb did a great job. He is thorough and answered all of my questions."

— Rodney H.
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"The serviceman was on time, did a very thorough job, and helped me with a couple of other small issues with the thermostat and A/C at the same time."

— Lynn P.
(Google Review)

★ ★ ★ ★ ★

"A technician came out to perform an annual service call on air conditioning/heat pump. He also made a minor adjustment to thermostat programming . He was prompt and efficient and discussed future maintenance regular service options."

— Judith Botts
(Google Review)

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"Workers were fast, efficient, and knowledgeable."

— S. Lengerich
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"I would recommend anybody that needs an air conditioning and furnace go to Hartman brothers very friendly, good service and will do you a good job. they have my business for now on!"

— Richard W.
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"He was very professional and thorough And did a great job."

— Jenny P.
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★ ★ ★ ★ ★

"Caleb was very courteous and professional! The routine maintenance for the furnace went very smoothly as did the one in spring for the A/C."

— Jerry R.
(Google Review)

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