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Find Central a/c service or repairers in Lawrenceville

Avatar for R Wiley Heating & Air
R Wiley Heating & Air
4.7(
1,114
)

Serving Lawrenceville, GA and surrounding areas

Approved

In business since 1986

Free estimates

Emergency services offered

"Learned a lot about HVAC systems. System is repaired while other home improvement projects are being conducted. Can now budget for a replacement."
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Response time10 hrs
Response rate100%
41 neighbors recently requested a quote
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Avatar for Coolray Heating & Air Conditioning
Coolray Heating & Air Conditioning
4.8(
1,378
)

Serving Lawrenceville, GA and surrounding areas

Approved

Super Service Award Winner

In business since 1966

Free estimates

Emergency services offered

"Robert was amazing and fixed our issue in a professional manner. The repair took a matter of minutes and he even did a diagnostic to ensure no other repairs or service was needed."
Response time4 hrs
Response rate100%
20 neighbors recently requested a quote
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Aire Central Heating & Cooling, Inc.
4.9(
40
)

Serving Lawrenceville, GA and surrounding areas

Approved

In business since 2004

Free estimates

Warranties offered

"Hired these guys to replace my original heating and A/C unit. They seem to have done a good job--it works fine. Furnace unit has filter and housing is a little wonky, but it seems to work. They also installed a fancy thermostat which can be read and operated by my phone over the internet. I wasn't too impressed with the thing at first, but I'm away for periods and I've been very pleased with it."
Response time9 hrs
Response rate87%
5 neighbors recently requested a quote
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Avatar for Ragsdale Heating, Air & Plumbing
Ragsdale Heating, Air & Plumbing
4.7(
187
)

Serving Lawrenceville, GA and surrounding areas

Approved

In business since 1996

Free estimates

Emergency services offered

"William and his trainee were very nice, kept me informed of what they were doing and made some repairs to my system. They were excellent."
Response time5 hrs
Response rate100%
13 neighbors recently requested a quote
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Avatar for Cool Air Mechanical LLC
Cool Air Mechanical LLC
4.7(
278
)

Serving Lawrenceville, GA and surrounding areas

Approved (Corporate)

In business since 2011

Emergency services offered

Credit card accepted

"I gave Cool Air Mechanical a call after reading their good reviews online. Every one I dealt with on the phone was very helpful, and were able to get help out to us ASAP. Jerry C. who came out was very knowledgeable, friendly, and professional, and was able to diagnose our issue quickly and provided great options and advice. He returned with the replacement part and repaired our unit very quickly. I will definitely be calling on them, and Jerry specifically, for any work on our system in the future."
Cool Air Mechanical Techs preparing for a day's work serving customers!
Filter Change
Cool Air Mechanical's Service Team
Loading filters in the trucks. We ensure our trucks are stocked and we have equipment and tools on hand to best serve you!
Cool Air tech headed to a job!

+35

75 neighbors recently requested a quote
Recommended by94%of homeowners
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Avatar for Jade Heating & Air, Inc.
Jade Heating & Air, Inc.
4.5(
171
)

Serving Lawrenceville, GA and surrounding areas

Approved

In business since 1995

Emergency services offered

Credit card accepted

"It was a great pleasure to have that gentlemen come to my house to repair my central AC in a very professional manner, nice and polite and knowledgeable."
Response time4 hrs
8 neighbors recently requested a quote
Recommended by96%of homeowners
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Avatar for BE Relieved Heating & Air Conditioning, Inc.
BE Relieved Heating & Air Conditioning, Inc.
4.8(
20
)

Serving Lawrenceville, GA and surrounding areas

Approved

In business since 2015

Free estimates

Warranties offered

"The service technician was totally professional. He was on time and he called ahead of time to provide an estimated time of arrival. I was especially pleased that he wore protective gear to ensure that guidelines for Covid 19 were followed. This company was a third opinion for my repair. The cost was much less than I received from the previous company. Go with this company if you have heat and air problems."
Response time6 hrs
1 neighbors recently requested a quote
Recommended by100%of homeowners
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Showing 1-10 of 268
FAQs for central a/c service or repair projects in Lawrenceville, 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 Lawrenceville, 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.

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