★ ★ ★ ★ ★
"On time and did a thorough cleaning and testing of my heating system. Very knowledgeable and explained everything regarding my thermostat. Friendly and professional looking forward to seeing him on our winter maintenance. "
— Joe D.
(Google Review)
★ ★ ★ ★ ★
"They were on time, cleaned up after themselves, and the quote they gave was exactly the amount charged. I would use them again and recommend them."
— Karen Watson
(Google Review)
★ ★ ★ ★ ★
"I have used Hartman Brothers for many years. I have never had a problem. Top notch folks!"
— John Wiesemann
(Google Review)
★ ★ ★ ★ ★
"The service was great as always. The 2 men who came to install my new furnace were very professional and took the time to explain what they were doing and showed me what the problem was with my old furnace. Thanks Mr Hartman for coming up North and for having a great crew."
— Sandra M.
(Google Review)
★ ★ ★ ★ ★
"The technician was knowledgeable and upon request he was nice enough to educate me on the system and it's safety features as he completed his diagnostic and service."
— Daniel Burke
(Google Review)
★ ★ ★ ★ ★
"Excellent job!! He explained everything."
— Terry F.
(Google Review)
★ ★ ★ ★ ★
"Excellent service and very friendly service technician."
— Mike Hamrick
(Google Review)
★ ★ ★ ★ ★
"Ked was my "usual" service tech for many years. He was always friendly & kind...and didn't mind letting my big dog say hi. He was always professional and efficient. I liked having the piece of mind in knowing my HVAC needs are met & running well. I have used their maintenance plan for many years now, and haven't been disappointed. Well, Caleb didn't disappoint either. He loved my "big boy" and had a great sense of humor. He was very thorough in servicing my air conditioner. I feel I get my money's worth from my maintenance plan each year. I love when they say, "Everything looks good, no problems. See you in the Fall.""
— Donna D.
(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.
