★ ★ ★ ★ ★
"The best place to use and work with. Also, Mario, is the kindest and best technician we have had since we have been using Hartmans!"
— Kristen R.
(Google Review)
★ ★ ★ ★ ★
"Technician did an extremely thorough job during our annual HVAC check. He was friendly, efficient, and knowledgeable. Thank you! You just never disappoint"
— Mary E.
(Google Review)
★ ★ ★ ★ ★
"My husband and I were very pleased with the quality of service we received today from Caleb. He worked very hard to figure out why our furnace wasn't working. He also cleaned the coils which provided us with better air quality. We are now enjoying a cozy warm home again. Thank you Caleb for a job well done."
— Helen T.
(Google Review)
★ ★ ★ ★ ★
"Josh did a excellent job on getting our furnace back up and running"
— John L.
(Google Review)
★ ★ ★ ★ ★
"Technician was on time, professional and completed our HVAC service promptly. Would highly recommend Hartman Brothers!"
— Eric Korte
(Google Review)
★ ★ ★ ★ ★
"I have been a long-standing client of Hartman Brothers Heating & Air Conditioning. My continued patronage is a testament to the profound knowledge and expertise demonstrated by their team. While I have fortunately not required their support beyond routine service appointments, I am confident in their ability to provide exceptional assistance should the need arise."
— George M.
(Google Review)
★ ★ ★ ★ ★
"They always let me know when they are on the way and were on time - actually early! Always friendly and professional."
— Joan G.
(Google Review)
★ ★ ★ ★ ★
"We love the professionalism Ked exhibits . Very thorough and keeps us informed if there is (or isn't) a problem."
— Cindy W.
(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 