GAC Services

Heating, Air Conditioning & Electrical Services in Dayton, MD

We’re setting new standards in the Maryland HVAC and electrical markets, one home at a time!

Whether you’re looking for HVAC or electrical service in Dayton, you’re guaranteed on-time service, 100% satisfaction, upfront pricing, and respect for your home when you call the experts at GAC Services.

We invite you to check out our current promotions and read more about our extensive service offerings below. At any point, feel free to fill out the form to the right or call us today to schedule service.

“I didn’t know GAC Services offered electrical services in Dayton!”

We do now! Your number one choice for cooling and heating services in Maryland can now be your number one choice for electric services. GAC Services is pleased to offer comprehensive electrical repairs, replacements, upgrades, and installations to customers in Dayton.

Our services include but aren’t limited to:

  • Circuit breaker services, including heavy-ups and panel upgrades
  • Portable generator services, including transfer panels
  • Attic and gable fan services, including installations and repairs
  • Recessed lighting installation using LED lamps for energy savings
  • Network wiring, including Cat 6 Ethernet wiring
  • Outlet replacement, including GFI outlets, switch replacement, and USB outlet combinations for charging your phone or other devices
  • Smoke detector and carbon monoxide detector services, including new installations and upgrades
  • Dedicated circuitry for appliances (both 120 and 240 volt), electric cars, hot tubs, HVAC wiring, etc.
  • All electrical repairs – If you have any electrical problem, our master electricians can fix it!

Need a Heating Contractor in Dayton?

When you need solutions for keeping your home in Dayton warm and comfortable, trust the experts at GAC Services. Our factory-trained and nationally certified technicians are armed with the best products and can help you identify the most affordable and energy-efficient way to heat your home.

We sell, install, repair, and service the following heating systems:

For affordable equipment installed and repaired by Maryland’s best technicians, contact the experts at GAC Services today.

Budget-Friendly Air Conditioning Repair & Installs in Dayton

Since our doors opened in 1970, we’ve been keeping our customers cool with air conditioning services in Dayton. Whether you’re looking for prompt AC repair or to upgrade from your flimsy window unit to a central air conditioner, our NATE-certified technicians are experts in all AC makes and models.

We sell, install, repair, and service the following cooling equipment:

  • Central air conditioners
  • Heat pumps

AC Installation & Replacement in Dayton

When the time comes for a new air conditioner in your Dayton home, you want the right team on the job. GAC Services has factory-trained, nationally certified technicians who are honest and open with you. We will take the time to find the right unit to fit your needs, and we will install that unit expertly. You will be left with a cool and comfortable home, along with the confidence of knowing that your new air conditioner is the perfect one for your space. Our AC installation and replacement services are prompt and effective.

Schedule AC installation or replacement in Dayton today by calling GAC Services at (240) 233-8498.

AC Repair in Dayton, MD

Sometimes a broken air conditioner doesn’t need replacement, but an AC repair can be more cost-effective. Our trained technicians offer comprehensive repair services for air conditioners of all makes and models. We know how to get to the root of a problem and provide the right solution to get things running again. We have upfront pricing and fair terms for all of our repair services.

If your AC is not keeping you cool, don’t suffer. Call (240) 233-8498 or contact GAC Services online to schedule repair today. We will respond promptly to get your Dayton air conditioner running again.

Dayton AC Maintenance

While the GAC Services team is here for you when you have a problem, the best way to enjoy your air conditioner is to avoid problems to begin with, and that requires regular AC maintenance. Our technicians are ready to assist, providing a comprehensive maintenance plan to ensure optimal and efficient function. Our maintenance plan helps you save money and can also reduce your energy use, giving you more enjoyment out of your air conditioner with fewer bills. We recommend one maintenance appointment before the cooling season starts in full swing.

Schedule AC maintenance in Dayton online, or call (240) 233-8498 to schedule.

The GAC Difference

“What do our customers want?” That’s the question that’s been driving the way we do business at GAC Services 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.

Upfront pricing. 100% satisfaction guarantee. On-time service. Factory-trained and nationally certified technicians. Respect for your home.

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

Contact us for a free replacement estimate on a new installation or to schedule service today. We’re looking forward to serving you and hopefully making you a customer for life!


Join GAC's Prime Maintenance Membership

  • High-performance seasonal tune-ups
  • 20% discount on heating and cooling services
  • 10% off electrical repairs
  • Emergency service
  • Reduced diagnostic fee
  • And more!

Learn About GAC's Financing Options

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$89 Electrical Safety Evaluation

Original Price: $169

Financing Options Available

At GAC, we understand how important a functioning HVAC system is for your home. This is why we offer flexible financing options to help you take care of your new HVAC purchase, so you can get back to taking care of what matters most to you.

Apply Online

Priority Maintenance

A well-maintained HVAC system can save you from having to invest in costly repairs down the road. Learn more about the priority maintenance services offered by GAC Services.

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