★ ★ ★ ★ ★
"Hartmans installed my HVAC and ducts about 5 yrs ago and I've done the maintenance agreement every year. Every tech that has come out has been informational, professional, and thorough."
— Terina C.
(Google Review)
★ ★ ★ ★ ★
"Technician..courteous..informative..super experience! The best."
— John P.
(Google Review)
★ ★ ★ ★ ★
"Our AC went out and they sent someone out within a few hours and the problem was fixed quickly. With our service membership we also got a discount so the repair price was reasonable. I was very impressed with how quickly and professionally they fixed the problem especially in the middle of summer when they must get a lot of AC calls. Will definitely continue to use Hartman Bros."
— Jane Christensen
(Google Review)
★ ★ ★ ★ ★
"Always great service and great prices. Thank You Hartman Brothers."
— Keith Gay
(Facebook Review)
★ ★ ★ ★ ★
"I have called Hartman Bros twice for problems with my home air conditioning. Both times I felt that the pricing was fair. I appreciate that they seem to start with trying to repair and not jump to replace."
— Stephanie S.
(Google Review)
★ ★ ★ ★ ★
"Mario was a friendly, polite technician. He answered my questions to my satisfaction. In my opinion, he fits the profile of all technicians from Hartman’s who we have dealt with— friendly but always professional."
— Sandra H.
(Google Review)
★ ★ ★ ★ ★
"Ked Snyder is an excellent representative for Hartman Brothers. He is couteous, thorough and professional. Very Satisfied with your service and Highly Recommend it!"
— Greg Andrews
(Google Review)
★ ★ ★ ★ ★
"I've always had wonderful service from you. From you putting in my central air and heating to service I've never had any problem."
— Luv R.
(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.
