★ ★ ★ ★ ★
"Josh was very pleasant. He explained what happened with my Furnace in the cold weather and why it happened. He had the Furnace working again quickly."
— Lisa B.
(Google Review)
★ ★ ★ ★ ★
"My experience was excellent. The furnace runs very quietly and before when it would come on and I was sleeping it came on so loud it would wake me up. I'm so pleased with Hartman Brothers.
My AC stopped working I thought it had something to do with my thermostat but Hartman's checked things out and found out someone turned the power off in the garage."
— Carol Perkins
(Google Review)
★ ★ ★ ★ ★
"As usual- excellent & friendly service. I would highly recommend this company."
— Tony Pohl
(Google Review)
★ ★ ★ ★ ★
"We were so impressed with our repairman! He explained everything very thoroughly of what repairs he needed to make to help our furnace to run more efficient. Also, when we called for a repairman, he was at our house within 30 minutes! WOW!"
— Jeffrey M.
(Google Review)
★ ★ ★ ★ ★
"Ked was my "usual" service tech for many years. He was always friendly & kind...and didn't mind letting my big dog say hi. He was always professional and efficient. I liked having the piece of mind in knowing my HVAC needs are met & running well. I have used their maintenance plan for many years now, and haven't been disappointed. Well, Caleb didn't disappoint either. He loved my "big boy" and had a great sense of humor. He was very thorough in servicing my air conditioner. I feel I get my money's worth from my maintenance plan each year. I love when they say, "Everything looks good, no problems. See you in the Fall.""
— Donna D.
(Google Review)
★ ★ ★ ★ ★
"We've been using Hartman Brothers for many years to service our personal residence and also our church building. They are very friendly, professional, and reliable!"
— Dave W.
(Google Review)
★ ★ ★ ★ ★
"Quick to respond to our issue and the service tech was very professional and thorough. Always appreciate their service."
— Cody S.
(Google Review)
★ ★ ★ ★ ★
"We have yearly maintenance on our HVAC system and every single time they come out they are professional, knowledgeable, and friendly. We’ve never had any issues with our system because these guys keep it running perfectly."
— Tia G.
(Google Review)
If you are considering purchasing a new HVAC system, you will want to know the terms AFUE, SEER, HSPF, among others. These acronyms refer to different methods for measuring the efficiency of central heating and cooling systems.
About 40 percent of the energy consumed by the U.S. residential sector is for space heating purposes. That makes raising gas furnace efficiency standards a huge target for 
A 