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Find Central a/c service or repairers in Damascus

Avatar for Presidential Heating & Air Conditioning
Presidential Heating & Air Conditioning
4.6(
454
)

Serving Damascus, MD and surrounding areas

Approved (Corporate)

Super Service Award Winner

In business since 1982

Free estimates

Emergency services offered

"The work was performed professionally and promptly. We have had no problems with the unit since its installation, and we continue to use Presidential for our maintenance service, and are very satisfied."
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+6

26 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for Simply Home Service, LLC
Simply Home Service, LLC
5.0(
30
)

Serving Damascus, MD and surrounding areas

Approved

In business since 2020

Free estimates

Emergency services offered

"Quick to respond, arrived when he said he would. Knew exactly what was wrong, what needed fixing. Had the necessary parts with him. Was thorough in his work, evaluated the whole system, not just what I called him for. Friendly, efficient, very competent. I WILL always call him for all my future service needs."
Response time3 hrs
Response rate97%
Recommended by93%of homeowners
Avatar for GAC Services
GAC Services
4.8(
292
)

Serving Damascus, MD and surrounding areas

Approved (Corporate)

In business since 1970

Free estimates

Warranties offered

"I’m back again to write another stellar review for GAC. Last year they replaced our HVAC system; this year we circled back and had them install a home generator. This was a long and drawn out process due to the various approvals needed from Montgomery County as well as coordination with Washington Gas (which ended up not just being a simple sign off but necessitating an additional, expensive upgrade to the gas line from the street to our home). Nevertheless, GAC did a fantastic job shepherding this process over the 6+ months of waiting on stakeholders, and they were also maximally accommodating to our family’s significant constraints on time and availability (due to health concerns related to a medically fragile family member). A special kudos to Sandy M, GAC’s master electrician, who took it on personally to ensure we were taken care of all throughout this process, going above and beyond with phone calls, text messages, personal visits, etc. on behalf of my family, I want to thank GAC and am giving top marks across the board for this effort which was complex , lengthy, and ultimately successful."
Additional Photos
61 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for Hecomo
Hecomo
5.0(
11
)

Serving Damascus, MD and surrounding areas

Approved

Credit card accepted

Customers say: True professional

"From not having a water supply for my whole home bypass humidifier, to having a repaired, new water supply line and instant winter comfort. All in less than two hours. Thanks Edmond and team for getting me taken care of right after I arrived home from work. Wealth of knowledge, too, about HVACs warranties, and other good general advice for first-time homeowners like myself! Glad to have signed-up tonight as a member - eligible for discounts tonight and future maintenance services. Highly recommend!"
Heating & A/C Project
Heating & A/C Project
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+8

Response time7 hrs
10 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for JDL HVAC & Plumbing Services
JDL HVAC & Plumbing Services
4.5(
949
)

Serving Damascus, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2010

Free estimates

Emergency services offered

"JDL called within 30 min of placing my request and set up a visit. They evaluated my AC unit and agreed to repair, despite its age (more than 20 years old!). The cost was a fraction of a new unit. Their lead service tech, Isak, was great - knowledgeable, efficient and responsive to my questions. I was very impressed and will have them return for maintenance and service in the future."
NEW INSTALL
CLEANING COILS
CLEANING COILS
 CLEANING COILS
 CLEANING COILS

+118

Response time4 hrs
41 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Michael Bonsby HVAC, Plumbing & Electrical MD
Michael Bonsby HVAC, Plumbing & Electrical MD
4.2(
133
)

Serving Damascus, MD and surrounding areas

Approved

In business since 2004

Free estimates

Emergency services offered

"I decided to cancel the repair because of cost. They made a repair that will last for a year or two and I will pay the price when this unit dies. A repair was $1,200 and a replacement was $4,300. Just too much."
Routine Maintenance
Maintenance
Mitsubish Ductless System
Outside Mitsubishi Unit
Carrier

+3

38 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Petro Home Services
Petro Home Services
4.3(
103
)

Serving Damascus, MD and surrounding areas

Approved (Corporate)

In business since 1903

Emergency services offered

Warranties offered

"One of the best contractor experiences we have ever had. Jim called the day before to confirm the appointment. Larry the Plumber was so nice to deal with. He put on she covers to protect my wood floors, worked very neatly and gave us some tips about ongoing maintenance. He did a perfect job. This review us for Petro in central NJ. i was not able to change the company location. We hired them through Amazon."
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Response time6 days
16 neighbors recently requested a quote
Recommended by86%of homeowners
Avatar for Pipeworks Plumbing, Heating, and Air
Pipeworks Plumbing, Heating, and Air
4.8(
622
)

Serving Damascus, MD and surrounding areas

Approved

In business since 2016

Emergency services offered

Small jobs welcome

"Customer service was communicative but not pushy. The technician, Nelson, was skilled, prompt, knowledgeable and above all else honest. I highly recommend this company and will certainly be contacting them in the future for all of our HVAC repairs and for our system replacement when the time comes."
Lennox 14ACX (Photo 1)
Lennox XC16
Trane Heat Pump 5
Its the details that count
Lennox 14ACX (Photo 2)

+66

Response time2 hrs
7 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for Ward Services LLC
Ward Services LLC
5.0(
17
)

Serving Damascus, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Emergency services offered

Warranties offered

"Ward Service, LLC came out and troubleshooted the problem with our furnace. Within an hour or two, the issue was completed. Heat was restored. Great customer service."
Rheem Indoor AC Unit
Rheem Outdoor AC
Thermal Imaging
Air Sealing
Attic Cleanup

+25

Response time6 hrs
2 neighbors recently requested a quote
Recommended by5%of homeowners
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FAQs for central a/c service or repair projects in Damascus, MD

Coils work to absorb heat into the refrigerant that flows through them, moving heat from one location to another. For air conditioning, the evaporator coil inside the air handler in your home absorbs heat. It then transfers the heat outside to the condenser coil, where it releases it. The opposite process happens for heat pumps. When the coils get dusty and dirty, it reduces how well these components work.

Skip regular cleanings, and dirt, debris, and mineral deposits will blanket your evaporator and condenser coils. When that happens, the coils can’t shed heat efficiently, so the system works harder and your energy bill climbs. Over time, overheating strains the compressor and can trigger a full breakdown—an avoidable repair that often costs far more than a simple annual cleaning.

AC coil cleaning is an investment that pays for itself in the benefits it provides. Dust‑caked coils force your AC to run longer, so you spend more on electricity and rack up extra wear. A quick professional cleaning restores efficiency, trims monthly bills, and eases strain on expensive parts. Over the long haul, that small yearly fee delays pricy repairs and stretches the unit’s lifespan, making coil cleaning one of the smartest HVAC tune‑ups you can schedule.

Watch for higher electric bills, rooms that stay warm no matter how low you set the thermostat, or an AC system that runs nonstop. Extra humidity and frost on the coils are also red flags. Catching these clues early lets you schedule a quick cleaning before the system overworks itself and triggers an expensive breakdown.

Your AC cleaning technician starts by shutting off the power to the unit and removing the faceplate. Compressed air and a vacuum hose blast away loose debris, followed by a coil-safe, no-rinse cleaner that dissolves stubborn grime. After the solution has soaked in, the professional wipes the fins, reassembles the housing, and restores power, leaving the system ready to cool at peak efficiency.

The Damascus, MD homeowners’ guide to central a/c service or repairs

From average costs to expert advice, get all the answers you need to get your job done.