Top-rated central a/c service or repairers.

Get matched with top central a/c service or repairers in Millis, MA

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 Millis

Avatar for NETR Inc
NETR Inc
4.7(
78
)
Central A/C - Service or Repair

Serving Millis, MA and surrounding areas

Approved (Corporate)

In business since 1989

Free estimates

Emergency services offered

"My Central AC unit went out; the box outside smelled like something had fried. I called NETR, and they said they would send a technican over in a week. The technician came on time and promptly inspected the unit. He reported that the capacitor had blown, and told me that he had a spare back in his van. The labor was covered by the diagnostic site visit fee, it was just the parts cost. I told him to proceed and he replaced it. My AC was back up and running within the hour."
SOUTH END CONDO RECEIVES MITSUBISHI DUCTLESS SYSTEM
SOUTH END CONDO RECEIVES MITSUBISHI DUCTLESS SYSTEM
SOUTH END CONDO RECEIVES MITSUBISHI DUCTLESS SYSTEM
Additional Photos
Additional Photos

+9

14 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for BK Appliances
BK Appliances
4.4(
811
)
Central A/C - Service or Repair

Serving Millis, MA and surrounding areas

Approved

Super Service Award Winner

In business since 2001

Emergency services offered

Customers say: Quick response

"BK Appliance delivered outstanding service. They were timely, efficient, and highly professional. The technician swiftly identified the problem with our dishwasher and fixed it in no time. He took the time to explain everything making sure we were fully informed. After completing the repair, he tested the dishwasher to ensure it was functioning perfectly before leaving. I strongly recommend their services!"
Response time5 hrs
Response rate100%
Recommended by94%of homeowners
Avatar for Sila Heating, Cooling, Plumbing and Electrical
Sila Heating, Cooling, Plumbing and Electrical
4.5(
5,399
)
Central A/C - Service or Repair

Serving Millis, MA and surrounding areas

Approved (Corporate)

In business since 1989

Free estimates

Emergency services offered

"Terrific experience. Scheduling was easy. My technician, Guy, gave me a call ahead of time, hit the time he said he'd be here and was courteous and efficient. I ran a large mechanical contracting business for years so understand this business. Guy ran through his checks on what is a fairly complex home system. He pointed out problems that were minor, major, or had the potential to be major. We discussed options and timing. Since our system is old, it will be difficult to repair some of the parts and pieces while others would be fairly standard. We may want to look at a new system this summer to avoid a major problem during a future heating season. I will definitely be talking to Sila."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+6

Response time2 days
Response rate100%
50 neighbors recently requested a quote
Avatar for Landry Mechanical, Inc.- HVAC
Landry Mechanical, Inc.- HVAC
4.5(
107
)
Central A/C - Service or Repair

Serving Millis, MA and surrounding areas

Approved

Super Service Award Winner

In business since 2008

Emergency services offered

Warranties offered

"Our central air unit died during the hottest days of the year so far. It is a new unit . We called a few places desperate for service and were told it would be a few weeks for most companies to make it out. Called Landrys after finding them on google. A woman called me back less than 20 minutes after first phone call and said they would be out today. Tyler came and was great. Fixed our unit and saved our life! We will be using them in the future for sure. 5 stars for service and their customer service is without a doubt 5 stars as well."
Mitsubishi Ductless
Furnace install
Water filtration
Stretching out during a hvac install
New heat pump and furnace

+50

Response time11 hrs
Response rate97%
51 neighbors recently requested a quote
Avatar for Turkey Heating and Cooling, Inc.
Turkey Heating and Cooling, Inc.
4.9(
22
)
Central A/C - Service or Repair

Serving Millis, MA and surrounding areas

Approved

In business since 2015

Warranties offered

Small jobs welcome

(Professional HVAC Inc.) is committed to excellence every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and responsibility in all of our jobs. We are a locally owned and operated business with more than (6) years of experience serving ( Millbury, MA ) and surrounding areas. There is no job too big, or too small for our team. Call today and,let us put our experience to work for you.\n

HVAC
Response time9 hrs
16 neighbors recently requested a quote
Recommended by62%of homeowners
Avatar for ENDLESS ENERGY NEW ENGLAND, INC.
ENDLESS ENERGY NEW ENGLAND, INC.
4.7(
20
)
Central A/C - Service or Repair

Serving Millis, MA and surrounding areas

Approved

In business since 1980

Free estimates

Emergency services offered

Endless Energy is a trusted local HVAC and Plumbing Company servicing the majority of the state of Massachusetts with office in Marlborough, Needham, and Randolph. Specializing in Heat Pumps, Central AC, Furnaces, and Boilers, we have Master Plumbers, Electricians, and HVAC Technicians all under one roof reducing your need to find multiple contractors! We are also a Mass Save partner and can conduct your no cost Mass Save Home Energy Assessment and install any recommended insulation.\n\nWe can help you with: \n*Heating Repairs, Installation, & Service\n*AC Repairs, Installation, & Service\n*Plumbing Repairs, Installation & Service\n*Water Heater Replacement & Service\n*Indoor Air Quality Solutions\n*Ductwork & Line Set Solutions\n*Electrical Panel Upgrades and Replacement\n*Insulation \n*No Cost Home Energy Assessments\n\nA Mass Save certified contractor with an A+BBB rating. All of our skilled technicians undergo an extensive background and drug screening prior to being hired to our team!

Holliston Heat Pump
Boston Heat Pump
Natick Ducted System
184 neighbors recently requested a quote
Recommended by70%of homeowners
...
Showing 1-10 of 195
FAQs for central a/c service or repair projects in Millis, 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 Millis, 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.