★ ★ ★ ★ ★
"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)
★ ★ ★ ★ ★
"I have them complete annual maintenance on my HVAC. Excellent service. Good value. Responsive when I need them. Professional staff."
— James Cadoret
(Google Review)
★ ★ ★ ★ ★
"Technician (Jim) performed biannual maintenance. Very thorough. Answered questions, explained how to utilize controls to optimize performance. Can’t imagine a better experience."
— Joseph Muhler, II
(Google Review)
★ ★ ★ ★ ★
"Serviceman on time, friendly, polite, professional. I will recommend Hartman Bros. To anyone who asks if I know good company for heating/ac. Very glad I chose them."
— Patricia Stine
(Google Review)
★ ★ ★ ★ ★
"Nothing short of FABULOUS!!! Darian and Brandon provided us with outstanding service. They were diligent, skilled, hard workers and excellent communicators. Friendly and generous with their help, even doing a couple extra jobs to make things easier for us! And they were immaculate with clean up. Highly recommend Hartman! Professionalism and excellence all through this process!"
— Susan Kanpol
(Google Review)
★ ★ ★ ★ ★
"We've been using Hartman Brothers for many years to service our personal residence and also our church building. They are very friendly, professional, and reliable!"
— Dave W.
(Google Review)
★ ★ ★ ★ ★
"Great service, very professional! Technicians are very experienced."
— Aaron Rumple
(Facebook Review)
★ ★ ★ ★ ★
"My experience was excellent. The furnace runs very quietly and before when it would come on and I was sleeping it came on so loud it would wake me up. I'm so pleased with Hartman Brothers.
My AC stopped working I thought it had something to do with my thermostat but Hartman's checked things out and found out someone turned the power off in the garage."
— Carol Perkins
(Google Review)
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.
