★ ★ ★ ★ ★
"Friendly service excellent communication! They even came earlier for the appointment which worked out perfect !!"
— Chris B.
(Google Review)
★ ★ ★ ★ ★
"I had my whole HVAC system replaced. I found Hartman Bros to be a very trustworthy company. Very responsive, friendly and knowledgeable. The quote was the most reasonable with options. Installation techs were very polite and professional. Family has used this company for years and highly recommended them. I’m very please with the quality of work. I would happily recommend to anyone interested need of HVAC services."
— Andrea B.
(Google Review)
★ ★ ★ ★ ★
"Serviceman on time, friendly, polite, professional. I will recommend Hartman Bros. To anyone who asks if I know good company for heating/ac. Very glad I chose them."
— Patricia Stine
(Google Review)
★ ★ ★ ★ ★
"Our air conditioning went out today. My husband called Hartman Brothers. They were here within 30 minutes. I can’t remember the guy’s name but he was very nice and did a great job! Hopefully we won’t have any more problems but if we do, we’ll call Hartman’s."
— Arlene Crouch
(Google Review)
★ ★ ★ ★ ★
"Brian is an asset. He knows his stuff and is very personable. As a 12-year annual service customer The visit involved testing and advice and a small amount of refrigerant. The visit last about an hour."
— Tom Jurczak
(Google Review)
★ ★ ★ ★ ★
"My toilet was not functioning correctly and i was going to call someone to fix... my son in law said call Hartman...i think they do plumbing, too. I didn't know that! Hartman has taken care of my heating/air since 2001 so i didn't even hesitate to call! Brad was great and was able to remedy the issue quickly. He was polite and knowledgeable! He also showed me where to turn my water off for future reference. Another great experience with Hartman!!"
— Laura F.
(Google Review)
★ ★ ★ ★ ★
"The technician was knowledgeable and upon request he was nice enough to educate me on the system and it's safety features as he completed his diagnostic and service."
— Daniel Burke
(Google Review)
★ ★ ★ ★ ★
"We reached out to Hartman Brothers as our previous place was actually rude and acted like didnt care as we had an issue with the AC. Our systems at that point were about 14 years old. We got a quote from previous place and i about fell off my chair. Called Hartman Brothers and asked if they could provide a quote for us on both and in AC alone. Super impressed as Rick came out next morning. Looked at what we currently had and that same day had a complete quote to us. We were scheduled for May 26 install however they had a cancellation and came out May 17. Both techs were super amazing. Talked with us with everything and answered all of our questions. They came out a little before 8am and everything was installed and working by 2pm. Cleaned up their stuff ( which was great as we have 3 dogs). Never have we experienced this type of professionalism from any company. We are all so pleased with Hartman Brothers including Vicki in the office. She was great helping me and explaining the maintenance agreement. If you ever need a great team you wont be disappointed with Hartman Brothers ! We thank you all for helping us and doing a great job. It was also great we kept it local as well. Glad to be a part of the Hartman Brothers family now ! Thank you again."
— Wendi
(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 
The 
The most advanced HVAC technology you can buy has little value when ductwork design is neglected. In the past, the layout of residential ducts was often based on a “one size fits all” philosophy. Cost-cutting, not performance and efficiency, was the priority in fabrication and installation.
Ductwork design best practices are necessary to achieve maximum energy efficiency, as well as to provide comfortable airflow with uniform temperatures throughout your home. Rather than relying on rule-of-thumb estimations, you'll want careful planning to design the best duct system for your new home or retrofit. Work closely with your 