Company History Since 1989 Mainline Heating and Air Conditioning, Inc. has grown into one of the largest and most respected heating and air companies in Alabama. This growth has been possible by a simple
...Educate the customer on what is available to them in a comfort system.
...Showing the customer their options and allow the customer to choose the comfort system that meets their needs.
We have a 22,000 sq. ft. showroom and warehouse facility where a customer can browse around, be assisted by one of our comfort consultants and make an educated choice.
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