AFUE

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Annual Fuel Utilization Efficiency. A measure of a gas furnace’s efficiency in converting fuel to energy—the higher the rating, the more efficient the unit.

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Reviews

Rick C

Will thanks to you and wes and cassie. It was great dealing with someone reliable. Mid tn gas gave us the run around all day. Thanks ...

Paul R.

Did a great job – at a good price. Thanks again, Mark!

Bob M.

Mark was very quick to respond. Very nice person.

Jim C.

Experienced & complete. Found the problem with my central air conditioning system in short order & got it repaired.

Lex S.

He worked hard and was very nice. He did a great job fixing my AC unit!

Eric W.

Mark’s Heating and Air performed a service call on my Heat Pump. Mark was kind and punctual and answered all my questions. Also, he was ready ...

Kayla W.

Mark’s Heating and Air serviced my central air conditioning system. Awesome people and customer service. Went above and beyond any expectations I had.

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AFUE

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Rick C

Paul R.

Bob M.

Jim C.

Lex S.

Eric W.

Kayla W.

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