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Find Central a/c service or repairers in Lanham

Avatar for Grove Heating and Cooling Inc
Grove Heating and Cooling Inc
4.7(
153
)

Serving Lanham, MD and surrounding areas

Approved

In business since 2004

Free estimates

Emergency services offered

"As a new customer, I was surprised and pleased that the service could be performed on the same day I made the request. Mike was very thorough and professional, and provided a clear explanation of our system and new wi-fi thermostats. Everything was done efficiently - I am looking forward to having Grove maintain our system on our annual maintenance plan."
17 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for GAC Services
GAC Services
4.8(
292
)

Serving Lanham, 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
27 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for BlueStar Air Mechanical Inc.
BlueStar Air Mechanical Inc.
4.9(
32
)

Serving Lanham, MD and surrounding areas

Approved

In business since 2012

Free estimates

Emergency services offered

"I contacted Bluestar Air Mechanical for a second opinion after an appointment with Air One. I have a Carrier HVAC system, and the Air One technician recommended a complete system replacement, claiming the blower was bad, the furnace control board needed replacing, and that there were other issues. Since replacing the HVAC is a big investment, I wanted to get a second opinion. It was only after comparing the service from Bluestar that I realized Air One may have been pushing for a new system sale or lacked the expertise to properly diagnose and repair the actual problems. Isaac, the technician from Bluestar, spent about an hour thoroughly diagnosing and fixing the issues. He found burnt wiring in the furnace and discovered that the wrong capacitor had been incorrectly installed in the AC. Isaac replaced the burnt wiring in the furnace and the capacitor in the AC. After these repairs, my Carrier system was back up and running—without the need for a costly replacement. Bluestar, and Isaac in particular, demonstrated professionalism, expertise, and honesty. They focused on resolving the actual issues instead of pushing for an unnecessary system replacement. I highly recommend Bluestar for their reliable service and Isaac’s thorough and knowledgeable work."
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+13

3 neighbors recently requested a quote
Recommended by79%of homeowners
Avatar for McCarthy Services
McCarthy Services
4.2(
370
)

Serving Lanham, MD and surrounding areas

Approved (Corporate)

In business since 2000

Free estimates

Credit card accepted

"Excellent service from the first phone call, to expert recommendation, to sales negations to installation. I was very impressed with McCarthy Services and would highly recommend them."
Installing a new A/C system.
522 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Edwin's Air Conditioning & Heating, LLC
Edwin's Air Conditioning & Heating, LLC
4.9(
28
)

Serving Lanham, MD and surrounding areas

Approved

In business since 2006

Free estimates

Emergency services offered

"I found Edwin on HomeAvisor/Angie's List. We were having some heat issues and wanted to have some basic maintenance. Edwin 'had extensive knowledge about each of our systems, and was able to troubleshoot and provide us with various courses of action. The attic heat pump was replaced and he was very fair with his prices. They did an excellent job, and sympathizes with his customers. He replaced the system on a Saturday."
Response time2 hrs
Response rate90%
Recommended by96%of homeowners
Avatar for JDL HVAC & Plumbing Services
JDL HVAC & Plumbing Services
4.5(
950
)

Serving Lanham, 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

97 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Pipeworks Plumbing, Heating, and Air
Pipeworks Plumbing, Heating, and Air
4.8(
622
)

Serving Lanham, 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
6 neighbors recently requested a quote
Recommended by97%of homeowners
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Showing 1-10 of 295
FAQs for central a/c service or repair projects in Lanham, 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 Lanham, 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.