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Top-Rated Air conditioning pros in Mercury - Updated Nov 2026

Avatar for Sonora Air Conditioning & Heating LLC
Sonora Air Conditioning & Heating LLC
5.0(
6
)
Central A/C - Service or RepairCentral A/C - Service or Repair - For Business

Serving Mercury, NV and surrounding areas

In business since 2014

Free estimates

Emergency services offered

We take great pride in our experience, expertise, quality and customer service that we provide to meet every consumer's needs. \nIt is our mission to provide excellent customer service from start to completion of a project. \nTo understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a personal and professional manner. \nOur reputation is based on service, safety and quality, regardless of how large or small the job.

Response time5 hrs
Avatar for North Alabama Technical Services
North Alabama Technical Services
4.9(
124
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+12 more

Serving Mercury, NV and surrounding areas

In business since 2010

Emergency services offered

Credit card accepted

"Jim was very helpful and personable to work with.  I had recently moved to the Huntsville area and was unable to connect my wireless printer.   There were also some things going on with my laptop that made me suspect a virus had somehow gotten on to it, it was running more slowly than usual, and I wasn't happy with the Win7 configuration I had done when I bought the computer.  Jim came in and assessed the problems and we agreed on a time for him to take the laptop and reinstall the OS.  He was able to get the wireless connection to work as well.  He took the computer on a Friday evening and returned it Sunday evening in prime condition. 
A few weeks later I  got an error message while reinstalling my accounting software so I called Jim.  He talked me through the problem over the phone and I was able to get the program installed so I could use the program.
Jim is great to work with, his pricing is very fair, he is prompt and reliable.  I will definitely use his services again.
"
2014 Super Service Award Winner!
Additional Photos
Recommended by97%of homeowners
Avatar for Emco Heating & Air
Emco Heating & Air
4.8(
6
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+12 more

Serving Mercury, NV and surrounding areas

In business since 2003

Credit card accepted

EMCO Heating & Air is here for all your residential and commercial heating and air conditioning repair needs. As a full-service heating and air contractor serving St. George, Cedar City and the surrounding areas in Southern Utah, our team is highly specialized and can do anything from simple heating and air conditioning repairs to full HVAC designs and installs. Let our friendly HVAC technicians find the perfect heating and cooling solutions for you.

Additional Photos
Recommended by100%of homeowners
Avatar for Pro Price Heating And Cooling LLC
Pro Price Heating And Cooling LLC
5.0(
3
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+12 more

Serving Mercury, NV and surrounding areas

In business since 2020

Free estimates

Emergency services offered

If you’re looking for expert cooling and heating contractors, look no further. That’s precisely what you’ll get when you hire the team at Pro Price Heating And Cooling LLC. We’re dedicated to using our knowledge, training, and experience to make sure your HVAC systems are always running smoothly.\n\nAs one of the top heating and air conditioning companies in town, we’ll stop at nothing to make sure you’re delighted with our work. Our top priority is client satisfaction, and we’re very attentive to your needs as a result.

Our Installations Completed!
Our Installations Completed!
Our Installations Completed!
Our Installations Completed!
Our Installations Completed!

+21

Recommended by66%of homeowners
Avatar for Choice Home Warranty
Choice Home Warranty
4.0(
5,680
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+14 more

Serving Mercury, NV and surrounding areas

In business since 2008

Emergency services offered

Credit card accepted

"The repair process started on 4/20/22. Was repaired on 5/4/22. There were numerous appointments that were rescheduled. We were without air conditioning during this time. When the techinician was here they were very professional.Just glad to have air conditioning again."
Recommended by81%of homeowners
Avatar for Friendly AC and Heating, LLC
Friendly AC and Heating, LLC
3.9(
4
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+2 more

Serving Mercury, NV and surrounding areas

In business since 2017

Free estimates

Emergency services offered

Friendly Ac and Heating Services LLC operates its own dedicated HVAC & Refrigeration Company! We have a HVAC, Refrigeration, Contractor Licenses and employ our own Company direct Technicians. \n \nOur Call Center, Status and PM Teams, and our Administrative personnel are all technically trained and understand the very complex management within this Industry! \n \nAs a HVAC & Refrigeration Contractor, we have the technical resources to obtain compliance with OSHA Regulations, Rebates, Green Effect, Energy Conservation, and more. We have the consulting expertise to assist you to attain the right PM Services, alternatives in repair and pricing, and in delivering immediate communication. \n \n24/7 service for Nye and Clark County. We specialize in servicing all types of residential and commercial heating and cooling units as well as full installs or upgrades.

48 year old Gas Package
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+13

Response time1 day
Recommended by75%of homeowners
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FAQs for air conditioning projects in Mercury, NV

Most professional HVAC technicians require two to three hours to complete an expansion valve replacement. The timeframe depends on your unit's accessibility and whether additional repairs are needed. The process involves recovering refrigerant, removing the old valve, installing the new component, and recharging the system. Scheduling during less busy seasons may result in more convenient appointment times.

Operating your air conditioner with a malfunctioning expansion valve isn't advisable. Continuing to run the system could potentially damage other components, particularly your compressor, which is significantly more expensive to replace. If you notice performance issues like inconsistent cooling or unusual noises, it's best to have your system inspected before continuing regular use.

Expansion valves don't have a standard replacement schedule, as their longevity depends on system usage, maintenance frequency, and environmental factors. Regular professional maintenance helps identify potential valve issues before they cause system failure. Having your HVAC system serviced annually allows technicians to monitor component condition and recommend preventative replacements when necessary.

Refrigerant leaks require prompt professional attention. If your expansion valve is leaking, you'll likely notice reduced cooling performance and possibly hear hissing sounds near the unit. Addressing leaks quickly prevents further system inefficiency and avoids the environmental impact of released refrigerant. Your HVAC technician will need to repair the leak and recharge the system with the proper refrigerant type and amount.

Because many AC issues present similar symptoms, professional diagnosis is recommended. Problems like inadequate cooling, inconsistent temperatures, or strange noises could indicate expansion valve issues, but might also stem from refrigerant leaks, electrical problems, or airflow restrictions. A qualified HVAC technician has the tools and expertise to accurately identify the root cause and recommend appropriate repairs.

The Mercury, NV homeowners’ guide to air conditioning services

From average costs to expert advice, get all the answers you need to get your job done.