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Find Central a/c service or repairers in Concord

Avatar for Airco Home Comfort Services LLC
Airco Home Comfort Services LLC
4.7(
33
)
Central A/C - Service or Repair

Serving Concord, MA and surrounding areas

Approved

In business since 1998

Free estimates

Warranties offered

"I whole heartedly recommend Airco. Their team was experienced, skillful, friendly and professional throughout the duration of this job, from Joe's first visit to my home to discuss air conditioning options to Derek and Cam's final touches on the duct system. I had complete confidence in them, as well as in Steve, Danny, Frank and Patrick. Additionally, Airco's connections to MassSave and Commerce Bank meant financing and payment options to suit my budget. No more hauling loud and heavy window a.c. units up from the basement. Instead, I am enjoying consistent cooling throughout my home with no noise whatsoever. I am a very happy customer!"
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+4

Response time2 days
1 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for Milltown Plumbing, Heating, AC, Drain Cleaning & Electrical
Milltown Plumbing, Heating, AC, Drain Cleaning & Electrical
4.4(
200
)
Central A/C - Service or Repair

Serving Concord, MA and surrounding areas

Approved

In business since 1979

Credit card accepted

Customers say: Super punctual

"We needed a new faucet installed and a toilet repaired. It was easy to book an appointment and Matt was on time. He was very professional. He has great customer service skills and he did the work in a couple of hours. We definitely will use Milltown Plumbing again."
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10 neighbors recently requested a quote
Recommended by87%of homeowners
Avatar for Precision Plumbing & HVAC, LLC
Precision Plumbing & HVAC, LLC
5.0(
23
)
Central A/C - Service or Repair

Serving Concord, MA and surrounding areas

Approved

In business since 2010

Credit card accepted

Customers say: Quick response

"Nice, professional, reliable guys ran gas line from outside to my kitchen and installed a new stove. Excellent service and clear communication. I will hire them again. My electrician was also impressed with them."
Response time2 hrs
Recommended by100%of homeowners
Avatar for Ace Hardware Home Services
Ace Hardware Home Services
4.5(
53
)
Central A/C - Service or Repair

Serving Concord, MA and surrounding areas

Approved (Corporate)

In business since 1967

Free estimates

Emergency services offered

"I've used this company for a few years, beginning with an issue I had where I needed some emergency assistance with an a/c system leaking water into the house. They fixed the issue and it cost far less than I thought it would. I've also used them for a couple heating repairs, annual furnace cleaning and a/c maintenance. I am about to hire them again since the a/c system is dying and it will need replacement since it's more than 20 years old. I would highly recommend Unique Indoor Comfort to anyone in need of a good HVAC/Heating company."
Heat Pump
Mitsubishi Hyper Heat
Multiple Ductless Heat Pump Installation
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+6

Response time1 day
Response rate100%
5 neighbors recently requested a quote
Avatar for Rodenhiser Home Services
Rodenhiser Home Services
4.4(
522
)
Central A/C - Service or Repair

Serving Concord, MA and surrounding areas

Approved

In business since 1928

Emergency services offered

Warranties offered

"I am a long time customer who pays Rodenheiser a monthly fee which covers annual maintenance and some priority in the event of any necessary repair required. I had an a/c compressor failure. I had to wait 3 weeks to have a technician visit and tell me that the unit’s motor was dead and the compressor needed replacement. Then, after ordering a new compressor, which was available within 3-4 days I was scheduled for an installation 3+ weeks later. I had to complain strenuously and threaten to cancel the order to get the installation moved forward to within 10 days. Apparently being a long time customer and paying a monthly fee for better service means absolutely nothing. The installation went well. Not sure about future relationship."
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31 neighbors recently requested a quote
Recommended by86%of homeowners
Avatar for Pinnacle HVAC
Pinnacle HVAC
4.1(
49
)
Central A/C - Service or Repair

Serving Concord, MA and surrounding areas

Approved

In business since 2001

Free estimates

Credit card accepted

"My initial inquiry to Pinnacle to get a proposal on installing central a/c in our 1935 home. Of the various companies we met, Pinnacle was the most responsive and best understood our needs. The advice we received was fantastic and led us to make decisions that were absolutely the right ones for us: two zones with heat pumps, a third area with mini-split. The installation crew was respectful of our space amidst the disruption that is naturally going to occur, and always very pleasant to have around the house. I was so impressed with the work that I went on to have an aging boiler replaced with a new Viessmann boiler and am so pleased to have made that additional investment in our overall HVAC systems. These guys really are the best. I'd be happy to be a reference."
20+ year old system
Viessmann Boiler
Viessmann Boiler
Viessmann boiler
Kitchen system

+4

Response time10 mins
1 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Ken's HVAC Service
Ken's HVAC Service
4.8(
44
)
Central A/C - Service or Repair

Serving Concord, MA and surrounding areas

Approved

In business since 2021

Free estimates

Credit card accepted

"Ken was very professional and super nice with the whole job. He arrived on time and found the issue with my AC pretty quickly. The repair process was explained in detailed and executed with any issues. Highly recommended and would use him again."
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My work
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+12

Response time8 hrs
Response rate93%
Recommended by93%of homeowners
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FAQs for central a/c service or repair projects in Concord, MA

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 Concord, MA 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.