
Providing Reliable HVAC Services in Central Alabama
Mainline Heating & Air Conditioning has been keeping families comfortable across Jefferson and Shelby counties for more than 35 years. Since day one, our team has delivered dependable air conditioning, heating, indoor air quality, and generator solutions that homeowners can count on year-round.
From quick AC repairs to new duct installations to preventative maintenance work, we deliver professional service that stands the test of time. When it comes to creating a safe, comfortable, and energy-efficient home, our goal is to provide unmatched HVAC services that fit your needs and your budget.
Our HVAC Company Serves Properties in Birmingham and Beyond
Mainline Heating & Air Conditioning offers a complete lineup of heating, cooling, indoor air quality, and generator services for commercial, residential, and new construction needs. Our experienced technicians are committed to providing solutions that improve performance, efficiency, and long-term comfort.

Your Comfort, Our Commitment
Mainline Heating & Air Conditioning is a trusted partner for commercial and residential property owners throughout Birmingham and surrounding communities. Our approach is built on a simple philosophy: educate customers on their options, provide honest guidance, and deliver reliable HVAC solutions that last.
From routine maintenance to advanced system upgrades, our team is dedicated to keeping your home comfortable and energy-efficient. By combining decades of experience with the latest technology, we continue to set the standard for quality service across Alabama.
Your home deserves heating and cooling systems that deliver reliable comfort in every season. Mainline Heating & Air Conditioning provides expert repairs, replacements, and maintenance services tailored to your needs. Reach out today and let our team restore comfort and efficiency to your home.
Happy Customers Over 40 Years in Central Alabama
Why Homeowners Choose Mainline Heating & Air Conditioning
Thousands of families across Central Alabama have trusted Mainline for their heating and cooling needs. Customers value our fast response times, friendly service, and deep knowledge of HVAC systems.
Our technicians are trained to handle everything from emergency AC repair to complete system replacements, always focusing on delivering the right solution for your home. By offering clear communication, reliable service, and a strong track record of satisfied customers, we continue to be one of Alabama’s most respected HVAC companies.
