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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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★ ★ ★ ★ ★

"I have called Hartman Bros twice for problems with my home air conditioning. Both times I felt that the pricing was fair. I appreciate that they seem to start with trying to repair and not jump to replace."

Stephanie S.
(Google Review)

★ ★ ★ ★ ★

"We didn't have to wait long for them to respond to our call. They fixed the problem, explained to us what happened, and explained to us what to do if the issue should occur again. Also, they have great customer service. We will definitely use them in the future if needed."

John Kravec
(Google Review)

★ ★ ★ ★ ★

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

Joan Busick
(Google Review)

★ ★ ★ ★ ★

"Thank you for fixing my furnace tonight!! It's cold and will be colder tomorrow night... I knew I made the right decision having you install my furnace and air conditioning. You are awesome!! I love my generator that you installed as well!"

Cheryl Kensill
(Facebook Review)

★ ★ ★ ★ ★

"Brian was very personable, explained everything he did and even wore booties so my carpet stayed clean! Hartman family & staff have always been wonderful Thank you!"

Joy Panagiotou
(Google Review)

★ ★ ★ ★ ★

"As always, Hartman Bros does service RIGHT! They are prompt, courteous, professional, clean and fairly priced for all services we've ever had completed. We were introduced to them in 1998 when we first used their services and have been faithfully returning for every Heating and Air need, including the building of 2 new homes. They are stellar performers providing excellence at a time when mediocrity has been touted as the norm in our society. They go well above and beyond in all they do."

Sheila Skinner
(Google Review)

★ ★ ★ ★ ★

"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)

★ ★ ★ ★ ★

"Excellent same-day service!"

Larry A.
(Google Review)

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