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

Avatar for ASLAN Mechanical, LLC
ASLAN Mechanical, LLC
5.0(
9
)
Central A/C - Service or Repair

Serving Union, NE and surrounding areas

Approved

In business since 2000

Free estimates

Emergency services offered

"Great customer service, quick appointment, very professional service techs, fixed my issues and even gave me tips on preventative measures for longevity of outdoor water faucets. Really appreciated service."
Response time6 hrs
177 neighbors recently requested a quote
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Avatar for COMFORT ADVISORS HEATING AND COOLING CORP.
COMFORT ADVISORS HEATING AND COOLING CORP.
5.0(
14
)
Central A/C - Service or Repair

Serving Union, NE and surrounding areas

Approved

In business since 2014

Free estimates

Emergency services offered

"I had Mike out to service my AC and he was very professional and had my AC running in no time at all. He and his team have taken care of my furnace as well and they are always friendly and know their stuff. I highly recommend them for anyone needing HVAC services"
After
Before
My jobs
My jobs
My jobs

+8

Response time5 hrs
Response rate100%
10 neighbors recently requested a quote
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Avatar for Omaha Hvac Company
Omaha Hvac Company
5.0(
9
)
Central A/C - Service or Repair

Serving Union, NE and surrounding areas

In business since 2010

Free estimates

Emergency services offered

We've built an excellent reputation for customer satisfaction by providing quick estimates, a great attention to detail, and competitive pricing. \nBeing a screened and approved professional gives you the peace of mind you need to allow us to give your home the attention it deserves. Call us today and let's get started!

Response time1 hour
Response rate100%
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Avatar for John Henry's Plumbing, Heating, Air, and Electrical
John Henry's Plumbing, Heating, Air, and Electrical
4.3(
6
)
Central A/C - Service or Repair

Serving Union, NE and surrounding areas

In business since 1996

Free estimates

Emergency services offered

Our mission is clear: We provide homeowners with 5-Star, whole-home comfort solutions and peace of mind, all the while ensuring unmatched value for your investment. Whether it's repairing your air conditioning unit, swiftly addressing a clogged drain, managing emergency plumbing situations, or conducting routine HVAC or electrical maintenance, count on us for the ultimate experience. With our round-the-clock availability, flexible financing options, and hassle-free service, we are here to serve as your comprehensive home maintenance solution. At John Henry’s, we're dedicated to cultivating a team of exceptional individuals who deliver premium quality products and services, while consistently surpassing the expectations of both our employees and customers. Our Membership customers enjoy numerous benefits, including waived diagnostic fees during normal business hours, repair discounts, savings on indoor air quality products, and extended warranties. Whenever you need assistance, simply give us a call at (402) 230-7568.

Additional Photos
Serving Nebraska since 1996.
Proud to be the official Plumbing, HVAC, and Electrical partner of the Huskers.
JH Staff.
Recommended by33%of homeowners
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Avatar for Grant's Heating and Air LLC
Grant's Heating and Air LLC
5.0(
6
)
Central A/C - Service or Repair

Serving Union, NE and surrounding areas

In business since 2021

Free estimates

Warranties offered

Grant's Heating and Air LLC 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. \n

Thermostat Replaced
Ventilation
AC Replacement
Heatpump
Furnace

+6

Response time12 hrs
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Avatar for American Home Shield – Home Warranty
American Home Shield – Home Warranty
3.5(
5,689
)
Central A/C - Service or Repair

Serving Union, NE and surrounding areas

In business since 1971

Credit card accepted

"We were happy the first 2 years and then experienced real trouble trying to get them to respond to our calls and emails, so we switched and are hoping for better service and adequate repairs"
Additional Photos
Additional Photos
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Additional Photos
Additional Photos

+2

Recommended by65%of homeowners
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Showing 1-10 of 17
FAQs for central a/c service or repair projects in Union, NE

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 Union, NE 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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