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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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"Josh was very professional and arrived on time. He answered all my questions and did a thorough job of servicing my furnace."

Joan Busick
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"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
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"The Service Tech (Ked) did a great job. He went over all the details and would highly recommend. Thanks again Hartman Brothers."

Justin S.
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"Great service ontime for my appt Gentleman was very friendly. He was very informative on what's going on with my unit. And I was happy with my experience with the company"

Kendra Wetzel
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"Always great services. Highly recommend"

Robert B.
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"Caleb was very courteous and thorough on his routine check-up of our heating system. Thank you."

Ron N.
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"Ked Snyder is an excellent representative for Hartman Brothers. He is couteous, thorough and professional. Very Satisfied with your service and Highly Recommend it!"

Greg Andrews
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"Replaced furnace and air conditioner, high quality service, very professional, recommendation 100%"

Paul G.
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