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HVAC Maintenance in Damascus, MD

Extend the Life of Your HVAC Equipment!

There’s nothing worse than an unexpected breakdown of your HVAC system. You should be able to rely on continuous comfort from your heating and cooling system and not worry about your system malfunctioning. If your HVAC equipment decides to call it quits you could be waiting a couple days before comfort is restored to your home, particularly if a special part or piece of equipment needs to be ordered.

One way to prevent mid-season breakdowns is to schedule HVAC maintenance from GAC Services. As part of our maintenance appointments, our licensed technicians will ensure your entire system is in proper working condition, inspecting your heating system, cooling system, and all of their corresponding equipment.

Contact us today to learn more about our maintenance services in Damascus!

Peak Performance Maintenance Agreement

What’s Included?

Designed to give you peace-of-mind, you’ll feel comfortable know that your heating and cooling system was checked and serviced by an award-winning HVAC professional. So what’s included in our Peak Performance Maintenance Agreement?

Product Plans Annual Cost

Peak Performance Maintenance Agreement (one heating and one AC system)


Additional heating and AC system discounted (one heating and one AC system)


Humidifier (covers cleaning, checking, and replacing humidifier pad)


Air cleaner (covers cleaning, checking, and replacing air cleaner filter)


As a valued member of our Peak Performance Maintenance Agreement, you’ll also receive:

  • Priority Service – Your calls automatically move to the top of our service list
  • Seasonal tune-ups – We will tune-up your HVAC system to help keep it operating at maximum efficiency and reduce the chance of in-season breakdowns
  • 20% off repairs – If your HVAC system does break down, you’ll receive 20 percent off all repairs!

How HVAC Maintenance Benefits Your Damascus Home

The benefits of scheduling routine maintenance far outweigh the potential consequences of failing to service your equipment. When you service your HVAC equipment, you can:

  • Extend the lifespan of your system
  • Prevent future repairs
  • Lower repair costs
  • Improve the energy efficiency of your system
  • Ensure your HVAC system is operating safely
  • And more!

The GAC Difference

“What do our customers want?” That’s the question that’s been driving the way we do business at GAC from the very beginning—back when you might have known us as Gaithersburg Air Conditioning & Heating!

While our name may have changed, the way we do business hasn’t.


These are just a few reasons why your neighbors love working with GAC. It is this commitment to excellence, along with our friendly and honest professionals that has helped us satisfy tens of thousands of customers throughout Damascus and Maryland over the years. And it is this that we consider the GAC difference.

Contact us for a free replacement estimate on a new heating system or to schedule service today.

We looking forward to serving you and hopefully making you a customer for life!

Schedule HVAC Maintenance in Damascus, MD Today!

Your home is one of the most significant investments, and your HVAC system is one of the largest contributors to your personal comfort! Don’t sacrifice comfort or performance. If you live in Damascus, MD or their surrounding areas, contact GAC Services to schedule HVAC maintenance! 

"We wouldn’t think of using anyone else. We have always been very satisfied with your service and your wonderful staff. ****** rating!"
John Micheal, MD
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The information on this website is for informational purposes only; it is deemed accurate but not guaranteed. It does not constitute professional advice. All information is subject to change at any time without notice. Contact us for complete details.