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Find Central a/c service or repairers in Annapolis Junction

Avatar for Bamford Plumbing and Heating Inc
Bamford Plumbing and Heating Inc
4.8(
65
)

Serving Annapolis Junction, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2009

Emergency services offered

Warranties offered

"The service from Bamford Plumbing & Heating Inc. went great.  He kept his scheduled appointments and had no need to come back because he did everything 100% the first time through.  He is a general plumber, but his knowledge of boilers was exceptional, I learned a lot."
Do you know if your sump is still working? We also have sump pumps avialable to protect you from power outages. That’s right no power no problem forget about the “battery back up” sump pumps if you have municipal water supply this is the way to go call today for details !
Tankless
Power Vent
Gas and Electric
Tree roots giving you problems with your drains? Have us come out today and try a Rootx root treatment !

+2

2 neighbors recently requested a quote
Recommended by98%of homeowners
Avatar for GAC Services
GAC Services
4.8(
292
)

Serving Annapolis Junction, 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 Edwin's Air Conditioning & Heating, LLC
Edwin's Air Conditioning & Heating, LLC
4.9(
28
)

Serving Annapolis Junction, MD and surrounding areas

Approved

In business since 2006

Free estimates

Emergency services offered

"I neede same day service and they were able to assist. The technician was very knowledgeable and professional. The job was done quickly and efficiently and the results were evident right away. Very appreciative of their work and would gladly recommend their services to others."
Response time2 hrs
Response rate90%
Recommended by96%of homeowners
Avatar for 3MMECHANICAL
3MMECHANICAL
4.9(
25
)

Serving Annapolis Junction, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Emergency services offered

Warranties offered

"I contacted 3MMECHANICAL to replace my hot water heater and repair my thermostat. Each visit was very professional and pleasant. He took his time to ensure he understood the issue, and the work was completed in a timely fashion. Not to add, he came outside of his work zone to service me! I would always recommend 3MMECHANICAL."
SERVICE CALLS
SERVICE CALLS
SERVICE CALLS
SERVICE CALLS
SERVICE CALLS

+8

Response time3 hrs
Response rate89%
Recommended by4%of homeowners
Avatar for JDL HVAC & Plumbing Services
JDL HVAC & Plumbing Services
4.5(
949
)

Serving Annapolis Junction, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2010

Free estimates

Emergency services offered

"We received speedy and exceptional service. Service person Leron was professional, honest and knowledgeable. He was able to diagnose and repair the problem. Thank you! We highly recommend this company."
NEW INSTALL
CLEANING COILS
CLEANING COILS
 CLEANING COILS
 CLEANING COILS

+118

Response time4 hrs
47 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Buric Heating and Air Conditioning
Buric Heating and Air Conditioning
4.7(
20
)

Serving Annapolis Junction, MD and surrounding areas

Approved

In business since 2000

Free estimates

Emergency services offered

"The Buric team did a great job of installing two new HVAC systems in our house at a reasonable price.  This is a family run business, the owners of which take pride in their work and pay attention to detai. The Buric team was also able to add zoning our systems, where other contractors had said this would not be possible.  The work was completed in a timely fashion, and the team cleaned up nicely after itself.  We had two babies in the house, and the team took care not to disrupt their sleep schedules."
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+7

Response time2 hrs
Response rate93%
6 neighbors recently requested a quote
Avatar for Carroll Mechanical, Inc.
Carroll Mechanical, Inc.
5.0(
20
)

Serving Annapolis Junction, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2000

Free estimates

Emergency services offered

"I would absolutely recommend Carroll Mechanical. Their customer service was exceptional. After our heat pump failed, I reached out to learn more about upgrading our system. I spoke with Janel and she quickly scheduled an appointment for their expert (Chris) to come out to our house and talk us through our options. He educated us on the different systems on the market and the pros and cons of each. He was honest and not pushy (unlike some companies in the area?). The quote they sent was detailed and transparent. We decided to go with a new energy-efficient system and were able to schedule the install for the next day. The high efficiency system qualified for a tax credit and utility company rebate, which Carroll Mechanical handled for me. That added up to $4k of savings!! The install team was professional, courteous, and took their time to make sure everything was installed correctly. What i loved the most was the attention to detail. They took the time to explain how to operate the"
Trane Heat Pump
Carrier AC + Furnace
Response time5 hrs
77 neighbors recently requested a quote
Recommended by22%of homeowners
Avatar for No-Frost Air Conditioning & Heating, LLC
No-Frost Air Conditioning & Heating, LLC
4.7(
411
)

Serving Annapolis Junction, MD and surrounding areas

Approved

In business since 1971

Free estimates

Warranties offered

"This is an excellent company. We have used them for year to service our heating and air conditioning units. It became necessary to think about replacing the units. We have two. Decided to replace both at the same time. They came out on a Monday and gave us an estimate and came out on Thursday and Friday to do the work. They totally cleaned up after themselves and made sure everything was working properly. Then they called a few days later to see that everything was working well. I highly recommend this company. All the technicians are polite and competent. The office staff is nice beyond belief. If you need any heating/AC work done, this is the company to do it."
Additional Photos
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Additional Photos
Response time9 hrs
27 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for Horizon Services, LLC (MD)
Horizon Services, LLC (MD)
3.8(
1,464
)

Serving Annapolis Junction, MD and surrounding areas

Approved

In business since 1989

Free estimates

Emergency services offered

"Same day AC repair! I called at 930 am and the tech fixed the AC by 2 pm. Amazing service. I bought the annual service policy for HVAC since Horizon was so prompt, professional, and knowledgeable!"
Horizon Services Heating and Cooling
Horizon Services Heating and Cooling
Horizon Services Heating and Cooling
Horizon Services Heating and Cooling
Horizon Services Heating and Cooling

+27

6 neighbors recently requested a quote
Recommended by89%of homeowners
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FAQs for central a/c service or repair projects in Annapolis Junction, 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 Annapolis Junction, 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.