★ ★ ★ ★ ★
"Great Heating and Air Company to work with who are always professional, courteous, fairly priced and even help in a timely manner when things break at the most inconvenient time."
— Melissa Philebaum
(Google Review)
★ ★ ★ ★ ★
"Great pleasant staff from the initial phone call to the service tech! Friendly, knowledgeable, and conscientious."
— Kimberly B.
(Google Review)
★ ★ ★ ★ ★
"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
(Google Review)
★ ★ ★ ★ ★
"I absolutely loved the service we received from Hartman Brothers. They gave us an appointment right away, and the technician knew what our issue was based on my husband's conversation with the scheduler. As a result, he came prepared to fix our problem. The technician was also very nice and courteous. I would recommend everyone to give them a call for all your HVAC needs. Thanks Hartman for a job well done!"
— Ursula Eady
(Google Review)
★ ★ ★ ★ ★
"Everything was competed as expected and my satisfaction. The service representative could have even arrived earlier than scheduled if I could have accommodated the time"
— Donald M.
(Google Review)
★ ★ ★ ★ ★
"Excellent service and very friendly service technician."
— Mike Hamrick
(Google Review)
★ ★ ★ ★ ★
"Service was timely and the techs were professional and pleasant. There was a hitch but it was taken care of quickly.
I recommend this company."
— W. Blume
(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)
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.
The average homeowner spends 20 to 30 percent more energy than necessary for cooling and heating bills due to leaky and inefficient ductwork. If you are constructing a new home or 