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Find Central a/c service or repairers in Silver Spring

Avatar for Supreme Service Today
Supreme Service Today
4.4(
475
)
Central A/C - Service or Repair

Serving Silver Spring, MD and surrounding areas

Approved

In business since 2004

Free estimates

Emergency services offered

"I originally called about a garbage disposal leak and the problem was misdiagnosed. When Supreme was made aware, they apologized and refunded me what I had paid for the service call."
Response time1 day
Response rate100%
32 neighbors recently requested a quote
Avatar for 3MMECHANICAL
3MMECHANICAL
4.9(
31
)
Central A/C - Service or Repair

Serving Silver Spring, 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%
1 neighbors recently requested a quote
Avatar for BlueStar Air Mechanical Inc.
BlueStar Air Mechanical Inc.
4.9(
32
)
Central A/C - Service or Repair

Serving Silver Spring, 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."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+13

Response time3 hrs
Response rate100%
4 neighbors recently requested a quote
Avatar for McCarthy Services
McCarthy Services
4.2(
370
)
Central A/C - Service or Repair

Serving Silver Spring, 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.
220 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for JDL HVAC & Plumbing Services
JDL HVAC & Plumbing Services
4.5(
951
)
Central A/C - Service or Repair

Serving Silver Spring, 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 time5 hrs
261 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Forage Mechanical
Forage Mechanical
4.8(
13
)
Central A/C - Service or Repair

Serving Silver Spring, MD and surrounding areas

Approved

In business since 2017

Free estimates

Credit card accepted

"After having a very bad experience with another HVAC company, I used them and quickly saw how the other HVAC company was over charging. I found my technician to be very knowledgeable, hardworking and honest. He repaired one AC unit and replaced the other. Would definitely recommend!"
My work
My work
My work
My work
My work

+8

Response time7 hrs
Response rate96%
Recommended by91%of homeowners
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Showing 1-10 of 356
FAQs for central a/c service or repair projects in Silver Spring, 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 Silver Spring, 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.