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Top-Rated Central a/c service or repairers in Monroe - Updated Nov 2026

Avatar for Casteel Heating & Cooling, LLC (East)
Casteel Heating & Cooling, LLC (East)
3.8(
5
)
Central A/C - Service or Repair

Serving Monroe, GA and surrounding areas

Approved

In business since 1987

Emergency services offered

Credit card accepted

Casteel Heating, Cooling, Plumbing and Electrical is the company you can trust with your home service needs. We offer installation, repair and replacement services based on flat rate pricing and never any emergency fees. Our highly educated technicians pride themselves on their craftsmanship and customer service. Casteel offers industry leading warranties and guarantees to include our Amazing Care Guarantee. You get 5 star service or your service call is free! At Casteel we know your time and money are valuable, for this reason we provide you with the ability to track your technician right to your door. With fair pricing, top notch team members and our Amazing Care Guarantee, you will not go wrong with Casteel as your home services company of choice.

Casteel Tech testing a condenser
24 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 Monroe, GA and surrounding areas

In business since 2010

Emergency services offered

Credit card accepted

"Excellent service, very fast response to my request for service, picked up laptop, diagnosed issues. Initially thought it was an OS update issue but the hard drive had failed along with other components (including 'CPU). Because other components were involved, a new solid state hard drive was put into a laptop with a working processor - same type CPU as in the failed unit. The laptop was repaired and returned in less than a week. This company picked up and dropped off the laptop (driving from Huntsville, AL (about 60-70 minutes)-- great service in this covid environment. I would recommend this company to my family./friends and will use again."
2014 Super Service Award Winner!
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Recommended by97%of homeowners
America's Heating and Air Conditioning Services, LLC
4.7(
85
)
Central A/C - Service or Repair

Serving Monroe, GA and surrounding areas

In business since 2010

Free estimates

Emergency services offered

"Great service from a great company. Glad I found them for this project. The technician who arrived was very personable and knew what he was doing. He pointed out some things with my aging system that will need replacing but didn't pressure me to replace. Just advised so when ready I can take care of it. Other companies in the past would try to force the repair at the moment - not America's Heating and Air. Great company."
Dirty coil and customer never knew
 Ruud Achiever line air conditioner
 Trane XR13 system with 3 Zones
 Trane XB13 heatpump
 XL16i

+28

Recommended by97%of homeowners
Avatar for LServices
LServices
5.0(
115
)
Central A/C - Service or Repair

Serving Monroe, GA and surrounding areas

In business since 2013

Free estimates

Credit card accepted

"We selected LServices for our duct cleaning job because of the good reviews.The day of service the 2 technicians showed up on time, they did a good job at cleaning the ducts. I recommend them"
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+13

Recommended by93%of homeowners
Avatar for Ragsdale Heating, Air & Plumbing
Ragsdale Heating, Air & Plumbing
4.7(
204
)
Central A/C - Service or Repair

Serving Monroe, GA and surrounding areas

In business since 1996

Free estimates

Emergency services offered

"We have used other companies for services but when it came to replacing both A/C units we went with Ragsdale and we are very pleased. They are polite and professional. Highly recommend them for your home or business."
Response time5 hrs
Response rate100%
1 neighbors recently requested a quote
Avatar for Casteel Heating, Cooling, Plumbing & Electrical
Casteel Heating, Cooling, Plumbing & Electrical
4.8(
93
)
Central A/C - Service or Repair

Serving Monroe, GA and surrounding areas

In business since 1987

Free estimates

Emergency services offered

"The radio commercials for Casteel are what steered my decision to scheduling my main waterline repair with them. However, after the experience that I had with their team I will be utilizing them for all of my future needs. The dispatch and scheduling office were pleasant and professional as well as never having to be on hold for (not exxaggerating) more than a minute. From then on they maintained communication with me via text and email so that I was never left in the dark. Jonathan was right on time, very thorough and knowledgeable, checking to make sure that everything was back in order before ever mentioning payment. This is the kind of service that you need from an already stressful situation and is my primary reason for recommending these guys. Turns out the house has a blue ploy line which was discontinued a while back for constant leaks. Bad luck for me that I missed the recall window but I know for **** sure what team I trust to replace my mainline. It's a long stretch of yard that they will have to trench to get the line put in with several ways that it could go wrong which affects my estimate but after enough experiences with other companies I know that you get what you pay for and your fresh running water is not something to attempt the cheap way. Even with that, they applied the cost of my mainline repair to the replacement which put my total damage at around 4500 clams. If you have to drop that kindof cheddar on your home maintenance youre gonna need the assurances that come with a company that goes above and beyond to earn your continued business and that is what I felt with Casteel. TLDR; they make at least one thing on your "to do" list simple and as pleasant as possible."
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+7

Recommended by88%of homeowners
Avatar for Thermo-Dynamics Heating & Cooling
Thermo-Dynamics Heating & Cooling
4.8(
133
)
Central A/C - Service or Repair

Serving Monroe, GA and surrounding areas

In business since 2018

Free estimates

Emergency services offered

"Contractor pricing was reasonable. I needed a new AC system. He came out on Monday to review project and prepare a quote. The system was installed the next day. Extremely fast service. I would definitely recommend this contractor for your heating and AC repair project."
Suwanee
Suwanee
Response time4 hrs
Recommended by97%of homeowners
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FAQs for central a/c service or repair projects in Monroe, GA

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 Monroe, GA 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.