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Hiring A Contractor? How NATE Helps You Tell Good From BadNATE (North American Technician Excellence) is an independent, third-party non-profit certification organization for HVAC technicians. Homeowners who request NATE-certified HVAC technicians receive skilled, professional service from technicians who have proved they have working knowledge of heating, cooling, ventilation and refrigeration systems.

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New Haven , indiana , home safety , NATE-certified , home comfort , HVAC system maintenance , HVAC system installation

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"Have used this company for many years, always excellent service."

Charlene F.
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"Hartman bros were excellent. Very professional and helpful. That is why I recommend them to everyone"

Nancy L.
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"Hartman Brother’s plumber arrived on time and easily fixed our toilet issue. He wore foot protectors to ensure no tracking in. We were very pleased!"

Margaret S.
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"Excellent job!! He explained everything."

Terry F.
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"Excellent professional service by Brian…detailed cleaning of outdoor air conditioner unit..checked electrical components.. changed batteries in thermostat!"

Ramona H.
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"Hartman Brothers Heating & Air have once again outdone themselves. Their expertise in servicing my HVAC was remarkable. Their skill and professionalism were clear in their workmanship. They arrived punctually, armed with an extensive knowledge base that was clearly reflected in their approach. The outcome? All my units are operating like well-oiled machines. I highly recommend their services for anyone in need of superior quality work."

Heather Shively
(Google Review)

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"I would recommend anybody that needs an air conditioning and furnace go to Hartman brothers very friendly, good service and will do you a good job. they have my business for now on!"

Richard W.
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"The repairman noticed a problem with the condenser and took care of it. I was unaware of the problem because I cannot ambulate to the basement at this time."

Sharon M.
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