★ ★ ★ ★ ★
"I had an issue with my furnace, the technician responded timely to my home and quickly assessed the problem and fixed it. The technician was very courteous and helpful. I will definitely use this company again. 10/10"
— Roy C.
(Google Review)
★ ★ ★ ★ ★
"As always the technician was courteous, professional and informative. I will continue using Hartman Bros."
— Tim B
(Google Review)
★ ★ ★ ★ ★
"The staff is wonderful and the technicians are "top notch" at Hartman Brothers! I have used this company for the past 25+ years for all my regular maintenance checkups and repairs. I have never been disappointed with the quality of work by the Hartman Brothers service technicians. My most recent service tech was "Josh." Josh was very courteous and professional. I will continue to use Hartman Brothers for all my HVAC needs for years to come!"
— Catherine D.
(Google Review)
★ ★ ★ ★ ★
"Great service as always. Thorough Furnace checkup. We are set for the 2nd winter we are having.
Thank you."
— Eric G.
(Google Review)
★ ★ ★ ★ ★
"Hartman Brother Heating & Air is the BEST!!!! When I have an issue they immediately come to help! There employees are very friendly, kind and courtious of your home. They are well trained and have the knowledge to fix the problems in a timely manner! Way to go Hartman Brothers!!!"
— Julie Chesney
(Google Review)
★ ★ ★ ★ ★
"Hartman Brothers always comes through for us. The furnace quit working and they squeezed us in the same day. They diagnosed and fixed it quickly. We won't use anyone else!"
— Debra Stellato
(Google Review)
★ ★ ★ ★ ★
"Love these people! We bought a brand new furnace and ac a year ago. For some crazy reason something happened to the ac Sunday when it was 91 degrees . I had a service guy here Sunday and Monday... Vicky was fabulous through it all and the guys were wonderful. They ended up working after hours and got it all fixed... Thank you from the bottom of my heart and my puppies. We're cool again!!"
— Fonda M Jones-Soards
(Facebook Review)
★ ★ ★ ★ ★
"Very happy with service. From my original phone call to the technician arriving, all were professional, helpful and friendly. Reasonable prices. I will definitely use again."
— Jackie Franze
(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.
