★ ★ ★ ★ ★
"Excellent professional service by Brian…detailed cleaning of outdoor air conditioner unit..checked electrical components.. changed batteries in thermostat!"
— Ramona H.
(Google Review)
★ ★ ★ ★ ★
"Excellent service and very friendly service technician."
— Mike Hamrick
(Google Review)
★ ★ ★ ★ ★
"Hartman Bros provides professional service always, all weather. My family has used them for more than 16 years - installation, repair and maintenance of air conditioning and furnace. Today (and always) Josh was on time, knowledgeable, professional and kind. Thank you again!"
— S. Harper
(Google Review)
★ ★ ★ ★ ★
"A technician came out to perform an annual service call on air conditioning/heat pump. He also made a minor adjustment to thermostat programming . He was prompt and efficient and discussed future maintenance regular service options."
— Judith Botts
(Google Review)
★ ★ ★ ★ ★
"Josh diagnosed the problem with my furnace and will be saving me thousands of dollars! Thank you!"
— J.
(Google Review)
★ ★ ★ ★ ★
"Caleb performed an excellent job in servicing our furnace. He explained all that was done and asked me if there were any questions. He was thorough in his explanation, there were none. He was respectful and kind to my service dog."
— Frank C.
(Google Review)
★ ★ ★ ★ ★
"Above and beyond. Hard to find people that take pride in their work. From the office to the field, this is a top notch company."
— Kurt Drummond
(Google Review)
★ ★ ★ ★ ★
"Technician was on time, professional and completed our HVAC service promptly. Would highly recommend Hartman Brothers!"
— Eric Korte
(Google Review)
A properly sized cooling and heating system will deliver better energy efficiency and performance than a system that's over- or undersized. An essential aspect of sizing A/Cs, furnaces and heat pumps is calculating the heating and cooling loads (requirements) of the home. Here's a review of the three types of heating and cooling loads for individual homes.
