Top-rated central a/c service or repairers.

Get matched with top central a/c service or repairers in Grayson, GA

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 Grayson

Unlimited Heating and Air Conditioning, LLC

4.94(
9
)
Approved Pro

Unlimited Heating and Air Conditioning, LLC

4.94(
9
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
14 years of experience

Unlimited Heating and Air Conditioning, LLC, is an HVAC company providing residential heating, air service & repairs throughout the surrounding areas. We specialize in heating and air conditioning repairs, service,and installations as well. When it comes to your family, your air conditioning and heating systems should provide you with value as well as comfort. With Unlimited Heating and Air Conditioning, LLC, you can expect comfort, value, and dedicated customer service to meet your needs.

"Unlimited Heating and Air Conditioning was great in every way."

Bobby M on August 2018

Unlimited Heating and Air Conditioning, LLC, is an HVAC company providing residential heating, air service & repairs throughout the surrounding areas. We specialize in heating and air conditioning repairs, service,and installations as well. When it comes to your family, your air conditioning and heating systems should provide you with value as well as comfort. With Unlimited Heating and Air Conditioning, LLC, you can expect comfort, value, and dedicated customer service to meet your needs.

"Unlimited Heating and Air Conditioning was great in every way."

Bobby M on August 2018


Avatar for Coolray Heating & Air Conditioning

Coolray Heating & Air Conditioning

4.82(
1,232
)
Approved Pro

Coolray Heating & Air Conditioning

4.82(
1,232
)
Approved Pro
Super Service Award
Customers say: Super punctual
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
53 local quotes requested

Coolray has served the Atlanta metro area since 1966 and offers professional heating, air conditioning, plumbing and electrical. We base our business principles on people helping people with honest, dependable service backed by our peace of mind warranties and guarantees ensuring your 100% satisfaction. 350 employees. No subs. Charges a flat rate. Senior Discount on Service Repairs only, cannot be used with other offers.

"Did a great job on annual HVAC maintenance. Waylon Coley is an excellent HVAC tech."

Douglas I on November 2025

Coolray has served the Atlanta metro area since 1966 and offers professional heating, air conditioning, plumbing and electrical. We base our business principles on people helping people with honest, dependable service backed by our peace of mind warranties and guarantees ensuring your 100% satisfaction. 350 employees. No subs. Charges a flat rate. Senior Discount on Service Repairs only, cannot be used with other offers.

"Did a great job on annual HVAC maintenance. Waylon Coley is an excellent HVAC tech."

Douglas I on November 2025


Grace Maintenance Service MEP LLC

New on HomeAdvisorNew on HomeAdvisor
Approved Pro

Grace Maintenance Service MEP LLC

New on HomeAdvisorNew on HomeAdvisor
Approved Pro
14 years of experience
Free onsite estimate

GRACE MAINTENANCE SERVICES is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

GRACE MAINTENANCE SERVICES is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.


Avatar for R Wiley Heating & Air

R Wiley Heating & Air

4.72(
994
)
Approved Pro

R Wiley Heating & Air

4.72(
994
)
Approved Pro
Customers say: Super punctual
152 local quotes requested
39 years of experience

Super Service Award Winner for 2024-2013 | HVAC Contractor | Owner Operated by Robby Wiley | We are a local Heating and Air Conditioning company in the metro Atlanta and surrounding areas. We offer FREE ESTIMATES on installations only and financing options including 18 months same as cash on all equipment and 60 months same as cash for certain equipment. We provide services to residential and small commercial customers. I have been in the industry for 30 years and enjoy helping my customers maintain their equipment and overcome issues with their equipment. I will work with you and offer recommendations based on your needs. I will make myself available to answer questions you may have without requiring a service call, again I enjoy what I do.

"Good."

Brent L on April 2025

Super Service Award Winner for 2024-2013 | HVAC Contractor | Owner Operated by Robby Wiley | We are a local Heating and Air Conditioning company in the metro Atlanta and surrounding areas. We offer FREE ESTIMATES on installations only and financing options including 18 months same as cash on all equipment and 60 months same as cash for certain equipment. We provide services to residential and small commercial customers. I have been in the industry for 30 years and enjoy helping my customers maintain their equipment and overcome issues with their equipment. I will work with you and offer recommendations based on your needs. I will make myself available to answer questions you may have without requiring a service call, again I enjoy what I do.

"Good."

Brent L on April 2025


Avatar for Casteel Heating, Cooling, Plumbing & Electrical

Casteel Heating, Cooling, Plumbing & Electrical

4.74(
88
)
Approved Pro

Casteel Heating, Cooling, Plumbing & Electrical

4.74(
88
)
Approved Pro
Customers say: Super punctual
Recommended by 90% of Angi customers
Recommended by 90% of HomeAdvisor customers
461 local quotes requested

At Casteel Heating, Cooling, Plumbing and Electrical, we provide world-class service to our customers, just as we have since 1987. Founded by Jan and Bob Casteel, our company was built on honesty and customer-focused care. To this day, we offer our Amazing Care Guarantee: We’ll take amazing care of you or we’ll refund your service call fee. Our expert team of plumbers, electricians, HVAC technicians, and system design managers performs top-quality repairs and installations while ensuring you are completely satisfied with your entire customer service. Because we offer so many services under one roof, you’ll save time and money by making one phone call to Casteel. Formerly: Knight Air Conditioning and Heating Company

"Thumbs up for the construction at my residence, a three story elevator shaft"

Diana D on October 2024

At Casteel Heating, Cooling, Plumbing and Electrical, we provide world-class service to our customers, just as we have since 1987. Founded by Jan and Bob Casteel, our company was built on honesty and customer-focused care. To this day, we offer our Amazing Care Guarantee: We’ll take amazing care of you or we’ll refund your service call fee. Our expert team of plumbers, electricians, HVAC technicians, and system design managers performs top-quality repairs and installations while ensuring you are completely satisfied with your entire customer service. Because we offer so many services under one roof, you’ll save time and money by making one phone call to Casteel. Formerly: Knight Air Conditioning and Heating Company

"Thumbs up for the construction at my residence, a three story elevator shaft"

Diana D on October 2024


Avatar for TE Certified Electrical, Plumbing, Heating & Cooling

TE Certified Electrical, Plumbing, Heating & Cooling

4.83(
12
)
Approved Pro

TE Certified Electrical, Plumbing, Heating & Cooling

4.83(
12
)
Approved Pro
Customers say: Quick response
58 local quotes requested
27 years of experience

TE Certified Electrical, Plumbing, Heating & Cooling understands there is never a great time to need a home repair. That's why we make scheduling easy, arrive in three-hour arrival windows, drive fully stocked trucks, give flat rate pricing, and back our work with a lifetime workmanship guarantee. Services offered: Residential Electrical, Plumbing, Heating and Cooling - Inspection, Repair, Replacement, Maintenance. Electrical - Rewiring, Outlets, and Switches, Whole House Back-Up Generators, Indoor/Outdoor Lighting, Car Chargers, Surge Protection, Ethernet & Cable Installation. Plumbing - Water Lines, Water Heaters, Tankless Water Heaters, Fixtures and Faucets, Garbage Disposals, Sewer Lines, Pressure Regulators. HVAC - Air Conditioners, Furnaces, Air Handlers, Heat Pumps, Ductless Heaters, Indoor Air Quality

"Knocked it out quick at a great price. Great service."

Matt G on January 2025

TE Certified Electrical, Plumbing, Heating & Cooling understands there is never a great time to need a home repair. That's why we make scheduling easy, arrive in three-hour arrival windows, drive fully stocked trucks, give flat rate pricing, and back our work with a lifetime workmanship guarantee. Services offered: Residential Electrical, Plumbing, Heating and Cooling - Inspection, Repair, Replacement, Maintenance. Electrical - Rewiring, Outlets, and Switches, Whole House Back-Up Generators, Indoor/Outdoor Lighting, Car Chargers, Surge Protection, Ethernet & Cable Installation. Plumbing - Water Lines, Water Heaters, Tankless Water Heaters, Fixtures and Faucets, Garbage Disposals, Sewer Lines, Pressure Regulators. HVAC - Air Conditioners, Furnaces, Air Handlers, Heat Pumps, Ductless Heaters, Indoor Air Quality

"Knocked it out quick at a great price. Great service."

Matt G on January 2025


Avatar for Weather Masters of Georgia

Weather Masters of Georgia

5.00(
10
)
Approved Pro

Weather Masters of Georgia

5.00(
10
)
Approved Pro
Customers say: Quick response
Recommended by 90% of Angi customers
Recommended by 90% of HomeAdvisor customers
41 local quotes requested

www.weathermastersga.com to Turn to the Experts! We take great pride in our experience, expertise, quality and customer service that we provide to meet the consumers needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety and quality, regardless of how large or small the job. 404-723-8910 www.weathermastersga.com

"Expertly. The latest ATL cold snap killed my decades old hot water pump when I merely switched my thermostat from Cool to Heat. Common sense drew me to search the internet's reviews for Plumbers near me with the highest rated reviews. Weather Masters was an obvious choice and I have been very impressed with how quickly I was made to feel that I was now their #1 priority. Recognizing my dilema, they worked fast, as we were mere hours before a busy holiday week. I then asked if they might also examine my old rusting A/C unit. At the time of this review, everything has been completed. I am so happy I called Weather Masters. Their work was expertly done, all was performed on my schedule, and most important, was reasonably priced. When working with Weather Masters it was quickly apparent that Jason and Robert's years of experience and practical know how unquestionably contributes daily to Weather Masters operation and outstanding professional results. Thank you so much Kristen*, James, Jason, Robert, Tony, Brian, Jose and Traci, to name a few. You are truly The Best!! *Special Thank You for your extra effort when you made certain my call made to Weather Masters late that Friday afternoon was met with "Yes we can help you.""

Sylvia E on November 2024

www.weathermastersga.com to Turn to the Experts! We take great pride in our experience, expertise, quality and customer service that we provide to meet the consumers needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety and quality, regardless of how large or small the job. 404-723-8910 www.weathermastersga.com

"Expertly. The latest ATL cold snap killed my decades old hot water pump when I merely switched my thermostat from Cool to Heat. Common sense drew me to search the internet's reviews for Plumbers near me with the highest rated reviews. Weather Masters was an obvious choice and I have been very impressed with how quickly I was made to feel that I was now their #1 priority. Recognizing my dilema, they worked fast, as we were mere hours before a busy holiday week. I then asked if they might also examine my old rusting A/C unit. At the time of this review, everything has been completed. I am so happy I called Weather Masters. Their work was expertly done, all was performed on my schedule, and most important, was reasonably priced. When working with Weather Masters it was quickly apparent that Jason and Robert's years of experience and practical know how unquestionably contributes daily to Weather Masters operation and outstanding professional results. Thank you so much Kristen*, James, Jason, Robert, Tony, Brian, Jose and Traci, to name a few. You are truly The Best!! *Special Thank You for your extra effort when you made certain my call made to Weather Masters late that Friday afternoon was met with "Yes we can help you.""

Sylvia E on November 2024


Avatar for Estes Services - HVAC Plumbing & Electrical

Estes Services - HVAC Plumbing & Electrical

4.57(
657
)
Approved Pro

Estes Services - HVAC Plumbing & Electrical

4.57(
657
)
Approved Pro
Customers say: Super punctual
243 local quotes requested
76 years of experience

Estes Services is the leading choice for home comfort in the Atlanta area. Three generations of family-owned and operated since 1949. We provide innovative solutions to everyday heating, cooling, plumbing, and electrical needs by bringing you the most energy-efficient products on the market today. No subs. Free estimates for HVAC system replacements. Emergency service available. Additional phones - (404) 329-7440 - Commercial service, 404-366-9620 - residential service. Additional e-mails - info@estesair.com, plumbing@estesair.com.

"They came out and resolved my plumbing issue on the same day. Very courteous scheduler and technician was even better."

Terrance D on April 2025

Estes Services is the leading choice for home comfort in the Atlanta area. Three generations of family-owned and operated since 1949. We provide innovative solutions to everyday heating, cooling, plumbing, and electrical needs by bringing you the most energy-efficient products on the market today. No subs. Free estimates for HVAC system replacements. Emergency service available. Additional phones - (404) 329-7440 - Commercial service, 404-366-9620 - residential service. Additional e-mails - info@estesair.com, plumbing@estesair.com.

"They came out and resolved my plumbing issue on the same day. Very courteous scheduler and technician was even better."

Terrance D on April 2025


Avatar for Le's Heating, Air Conditioning & Refrigeration

Le's Heating, Air Conditioning & Refrigeration

4.49(
403
)
Approved Pro

Le's Heating, Air Conditioning & Refrigeration

4.49(
403
)
Approved Pro
Customers say: True professional
24 years of experience
Free onsite estimate

When it comes to the mechanics of your home, you need a knowledgeable, experienced, and qualified company to protect your family and make sure your heating and air conditioning systems run smoothly all around. We will take care of your repairs, your maintenance, and your installations, from thermostats to new central air units, so you can enjoy the comforts of your home worry free! Call us for your all of your heating and air conditioning needs.

"He was timely, knowledgeable, professional, and took time to explain the problem he then fixed."

Meghan L on November 2025

When it comes to the mechanics of your home, you need a knowledgeable, experienced, and qualified company to protect your family and make sure your heating and air conditioning systems run smoothly all around. We will take care of your repairs, your maintenance, and your installations, from thermostats to new central air units, so you can enjoy the comforts of your home worry free! Call us for your all of your heating and air conditioning needs.

"He was timely, knowledgeable, professional, and took time to explain the problem he then fixed."

Meghan L on November 2025


HVAC Commander

5.00(
1
)
Approved Pro

HVAC Commander

5.00(
1
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
35 years of experience

We have over 20 years of industry experience and is dedicated to providing our clients with the very best in installation, service and repair for your heating and cooling needs. Our company foundation is built on honesty and integrity. We specialize in central A/C, heating and furnace systems in addition to a variety of HVAC related projects. We take pride in the quality of our work and our commitment to outstanding results. We look forward to building long-term relationships with our clients and guarantee your satisfaction!

"No comments."

Larry M on November 2018

We have over 20 years of industry experience and is dedicated to providing our clients with the very best in installation, service and repair for your heating and cooling needs. Our company foundation is built on honesty and integrity. We specialize in central A/C, heating and furnace systems in addition to a variety of HVAC related projects. We take pride in the quality of our work and our commitment to outstanding results. We look forward to building long-term relationships with our clients and guarantee your satisfaction!

"No comments."

Larry M on November 2018

...
Showing 1-10 of 1025
FAQs for central a/c service or repair projects in Grayson, 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 Grayson, 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.