Professional HVAC Services from AC Repair to Furnace Replacement in Charlotte, NC and Surrounding Areas

trane technician in van, to provide hvac service

HVAC Replacement System Installation & New Construction

We offer both air conditioning replacements and heating installation, as well as new construction HVAC installation services. What this means to you is that we can handle the simplest to the most complex equipment placement. You can count on us to devote our full attention to getting every aspect of the process implemented promptly, proficiently and precisely; from system selection and sizing to ductwork fabrication, layout and design. 

Whatever your HVAC contractor needs are, we have a system that will provide the indoor comfort that you expect. From gas furnaces and geothermal systems to hybrid gas heat pumps, you can depend on our recommendations and expertise to install a system that will provide many years of reliable heating and cooling.

Heating, Furnace & AC Repair Services You Can Rely On

Our service technicians are dedicated to helping you get to the bottom of whatever ails your heating or cooling system. A prompt repair is a high priority to us, and we take great pride in our quick response; not only when your equipment needs repair, but anytime you have an indoor comfort need. In our book, the customer's needs always come first, so whether you're dealing with a rough spot that's making it hard to get through the summer heat in comfort or a furnace breakdown is bringing the winter cold a little closer than you'd like, our highly skilled service technicians will always be here to help.

HVAC Maintenance Service & Preventative Maintenance Agreements

Join the more than 600 maintenance customers who count on us to keep their heating and air conditioning systems running optimally in winter and summer. In addition to our full-service inspections and equipment tune-ups, we offer helpful Preventive Maintenance Agreements that make it a snap to keep up on scheduling the system checks and tune-ups your equipment needs to maximize efficiency, last longer and avoid unnecessary repair bills.

Our convenient maintenance service agreements also bring you additional benefits, such as priority service when your system needs repair.

A Complete Lineup of Commercial HVAC Services for Your Business

Our commercial air conditioning and heating service lineup is designed to address all the commercial HVAC challenges you face. From commercial heating and AC repair to complete new and replacement commercial HVAC installations, our commercial service technicians offer the services that help you focus on keeping your business running smoothly. We carry and service a variety of light commercial equipment, ranging from high-efficiency packaged rooftop AC units to top-performing split systems that bring your business year-round comfort and reliable climate control.

Indoor Air Quality Products & Services to Enhance Your Life

When it comes to the breathability of your indoor air, you need an HVAC contractor who takes indoor air quality seriously. At Dulin Mechanical Services, Inc., we offer some of the most effective indoor air quality products on the market, and our IAQ specialists are standing by to consult with you about how to best address the IAQ issues you're experiencing. Our goal is to enhance your overall comfort to such a degree that you can breathe easy, both literally and figuratively.

Dulin Mechanical Services, Inc. has been providing reliable, honest and professional heating and cooling services to all home and business owners in Charlotte, Concord, Harrisburg, Midland, NC and the surrounding areas for over 55 years.

"Keeping the Temperature Right for you since 1962."

Call or Click to Schedule an Appointment Today!

100% Satisfaction Guaranteed

We Proudly Serve the Following Areas




Lake Park




Wesley Chapel


Indian Trail


Mint Hill

Hemby Bridge





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