HVAC Repair, Installation & Maintenance in Concord, NC and Surrounding Areas

air conditioning and heating pressure guage hvac repair

When you need HVAC installation, maintenance or repair service anywhere in the greater Concord, NC area, the skilled service technicians at Dulin Mechanical Services, Inc. will be standing ready to help. Since 1962, our trained staff has provided outstanding service to the homeowners and businesses of our area.

We are proud of the reputation we've built as a superior local HVAC contractor thanks to our team's commitment to quality, both in their daily hands-on technical work and in their courteous and responsive service to our valued customers. This high level of quality is reflected in the complete lineup of heating, ventilation and air conditioning services we offer to ensure your year-round comfort.

HVAC Replacement and Installation Services

As a customer-focused replacement and new construction HVAC contractor, we consult closely with you to make sure your heating and cooling system placement are second to none.

To accomplish this goal, we've developed a highly detailed and carefully thought-out HVAC installation process. This process helps us ensure that each key area of concern is systematically addressed before, during and after your new build or home remodel.

Our project manager and lead installer take charge of all the technical details, completing the job right on schedule. Whether you need a simple replacement or upgrade, or are planning to install a whole new system from the ground up, our HVAC installation experts will handle every aspect of the job skillfully and professionally.

HVAC Repair Services & After-Hours Repairs

Our experts also offer full-service heating, air conditioning and furnace repair — including after-hours HVAC repair service — to get your system back up and running when something goes wrong.

The expertise of our service technicians will give you ample reason to trust all your heating, ventilation and air conditioning needs to us. And our 100-percent satisfaction guarantee will give you even greater confidence in working with us.

Give us a call the next time your system acts up. Let us show you what training, dedication and experience can do.

HVAC Maintenance & Preventive Maintenance Plans

Your system works hard all year to provide adequate heating and cooling to every part of your home. To continue heating and cooling consistently, your system needs a little TLC.

Changing filters once a month and having your HVAC contractor inspect and tune up your AC unit before summer and provide furnace maintenance before winter each year can make all the difference in your system's efficiency, dependability, and lifespan — all three of which save you money.

Our Preventive Maintenance Agreements also offer you priority service during after-hours emergencies and a 15 percent discount on repairs.

Call our office to learn more about our Preventive HVAC Maintenance program today. We’ve been providing Charlotte, Concord, Harrisburg, Midland, NC, and the surrounding area business and homeowners with professional, honest and reliable heating and cooling services for over 55 years.

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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