Top-rated central a/c service or repairers.

Get matched with top central a/c service or repairers in Haddam, CT

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Central a/c service or repairers in Haddam

Avatar for Cawiamca Heating, Cooling, and Electrical
Cawiamca Heating, Cooling, and Electrical
5.0(
93
)
Central A/C - Service or Repair

Serving Haddam, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2014

Free estimates

Emergency services offered

"The Cawiamca team was very quick to respond when my furnace went out before a storm and was able to provide a replacement furnace and completed the installation within 24hours. Great team and great service, and I will be reaching out to them with any other heating services that I need."
Variable Refrigerant Flow Cold Weather Heat Pump in East Lyme
VRF Cold Weather Heat Pump in Groton
Additional Photos
Additional Photos
Response time8 hrs
45 neighbors recently requested a quote
Recommended by94%of homeowners
Borselle Plumbing & Heating LLC
4.9(
34
)
Central A/C - Service or Repair

Serving Haddam, CT and surrounding areas

Approved

In business since 1989

Emergency services offered

Warranties offered

"Everything went well and my family have enough heat for the first time in a two years. Joe knows the heating systems and plumbing very well. He diagnosed the true cause of the problems and replaced the components that need replace. There was no unnecessary work and the cost estimate is very accurate. I highly recommend Joe to anyone who need plumbing or heating system repair or installation."
Response time2 days
Response rate100%
3 neighbors recently requested a quote
Avatar for Omni Mechanical Services, LLC
Omni Mechanical Services, LLC
4.3(
15
)
Central A/C - Service or Repair

Serving Haddam, CT and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"Good reliable company who I’ve dealt with for quite some time. Reasonably priced I’ve had the annual contract with them for a couple of years. I just had my furnace serviced for the winter. Christian did the service. Very pleasant young man knowledgeable"
Response time2 days
4 neighbors recently requested a quote
Recommended by83%of homeowners
Avatar for Parker Mechanical Heating and Cooling
Parker Mechanical Heating and Cooling
4.8(
17
)
Central A/C - Service or Repair

Serving Haddam, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2023

Free estimates

Emergency services offered

"Excellent response time to no heat on an extremely cold day. Eventually replaced boiler & heating system; knowledge and craftsmanship best I've hired. Great value for the work and level of service provided. Highly recommend this company."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+30

Response time4 days
Response rate100%
18 neighbors recently requested a quote
Avatar for North Alabama Technical Services
North Alabama Technical Services
4.9(
124
)
Central A/C - Service or Repair

Serving Haddam, CT and surrounding areas

In business since 2010

Emergency services offered

Credit card accepted

"Computer did the "gotta send info to Microsoft" but when tried to reboot it ran through automatic repair without success. I did all the alternative without any success. He came and picked up the hard drive on Tuesday and returned it on Saturday. Fortunately he was able to "restore" without any data loss. Very happy with outcome."
2014 Super Service Award Winner!
Additional Photos
Recommended by97%of homeowners
Avatar for HARP Home Services LLC
HARP Home Services LLC
4.5(
488
)
Central A/C - Service or Repair

Serving Haddam, CT and surrounding areas

In business since 1992

Free estimates

Emergency services offered

"The representative came on time and listened carefully to my thoughts of a split ductless system. He suggested full house central air and showed me how it could be done, have ducts i stalled and cost less than a ductless system. His experience of over 20 years as a technician as well gave me a lot of confidence. He made a general proposal and came back in a few days for my convenience and I signed the contract. The duct crew finished in one day and were careful, explained things and left no mess. Then the ac was installed and tested in one day. Again polite, clearly communicated. Once the system started up late spring I am so glad I did this! No more noise from room ac, no shutting doors to keep one room cool. The humidity is normal and makes a huge positive difference. I highly recommend HARP. I switched my heating system to them as well after my experience with the AC i stall. Thank you HARP!"
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+9

Recommended by93%of homeowners
Showing 1-10 of 47
FAQs for central a/c service or repair projects in Haddam, CT

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 Haddam, CT 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.