★ ★ ★ ★ ★
"Always a tremendous experience with Hartman Brothers. I have used them for more than 25 years and gotten to know their people more like friends/family than vendors... because that's exactly how they treat their customers! Always a pleasure to deal with and their work is exceptional as a bonus. Would give them 6 Stars if it was an option."
— Scott S.
(Google Review)
★ ★ ★ ★ ★
"They are always fast and efficient. Never had to wait long for service. Today Brian did an outstanding job. Diagnosed the problem immediately and had the furnace up and running."
— Joy Miller-Long
(Google Review)
★ ★ ★ ★ ★
"He was very professional and thorough And did a great job."
— Jenny P.
(Google Review)
★ ★ ★ ★ ★
"Always friendly. They show up within the time frame they promised. They always do a great job and inform you about all they did before leaving."
— John Gross
(Google Review)
★ ★ ★ ★ ★
"My technician was very friendly and passed on great information. I would definitely recommend using Hartman Brothers for all your Heating and Cooling needs."
— Tim M.
(Google Review)
★ ★ ★ ★ ★
"I had yearly maintenance on my heating system prior to cold weather coming on. The technician was very informative about my system and pointed out several things."
— Robert D.
(Google Review)
★ ★ ★ ★ ★
"Our Sunday started with the air-conditioner not cooling our home. Monday same thing but not sure if it just couldnt keep up with the high temps. Tuesday decided to call Hartmans heating & Air Conditioning Very. Busy but said they would send a tec out on Thursday. Tec came we talked and he went to work to find the problem, We need a new start up switch , it was installed and after all his checking he gave us a smile and said we are back with the air conditioning working,, We have been with Hartmans for many years and are always so grateful, thankful for their help. Give them a calll."
— Randy L.
(Google Review)
★ ★ ★ ★ ★
"Pay to have furnace and air conditioner inspected each year. The technicians are knowledgeable and thorough with explaining all checked out."
— Dennis L.
(Google Review)
Today's ductwork design principles correct thermal losses, pressure imbalances and other errors that waste energy. In the past, design and fabrication of ducts were done with the aim of minimizing costs. If you're looking to improve your home's efficiency and comfort, you should be aware of the principles of modern ductwork design below.
