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Find Air conditioning pros in Huntersville

Avatar for Dan King's One Hour Air Conditioning and Heating
Dan King's One Hour Air Conditioning and Heating
4.0(
16
)

Serving Huntersville, NC and surrounding areas

Approved

In business since 1971

Free estimates

Emergency services offered

One Hour Heating & Air has been serving the Charlotte area for 54 years. We promise prompt and professional service to all of our customers. "Always on time, or you don't pay a dime." We look forward to solving all your air conditioning and heating repair, installation and service needs. Call us now to schedule an appointment. At One Hour Heating & Air it is our pleasure to provide heating and air conditioning service to Charlotte and the surrounding areas. We provide legendary air conditioning and heating service to the Charlotte area with fully background checked, drug tested technicians, with at least 5 years of experience. You, the customer, are the most important aspect of our career and we will never forget that. We offer financing. Call us today!

NEW INSTALL
Response time3 hrs
Response rate98%
Recommended by58%of homeowners
Avatar for Horne Heating and Air Conditioning
Horne Heating and Air Conditioning
4.7(
1,433
)

Serving Huntersville, NC and surrounding areas

Approved

In business since 1983

Free estimates

Emergency services offered

"Bryan Hayla, our technician, does a great job for us. He does great work, consistently goes the extra mile to point out Issues we should be aware of and always reviews in detail the work he has done. We recommend him, and Horne Heating and Air Conditioning without reservation."
clean new lines between home and unit
After - HVAC System on the right was replaced.
After - HVAC System
Previous AC Unit
A surge protector installed with the new system, protecting your investment

+20

Response time1 day
Response rate89%
38 neighbors recently requested a quote
Avatar for Unique Air Heating & Cooling
Unique Air Heating & Cooling
4.8(
129
)

Serving Huntersville, NC and surrounding areas

Approved

In business since 2008

Free estimates

Emergency services offered

"One of my existing AC units went out so I called 4 companies and they reviewed the conditions of all my HVAC systems. We determined that we should replace all 4 systems due to age and condition. Unique Air came out blow my other options and was able to schedule the job within 2 weeks. We are impressed with their pricing, customer service, completed job, and professionalism. We would Highly Recommend them to anyone wanting to repair or replace their HVAC systems."
 Heat Pump Installation
 Gas Package Unit install
 Our Vans Fully Stocked
Recommended by98%of homeowners
Avatar for Brothers- ARS Air, Heat, and Plumbing
Brothers- ARS Air, Heat, and Plumbing
4.4(
186
)

Serving Huntersville, NC and surrounding areas

Approved (Corporate)

Super Service Award Winner

In business since 1995

Free estimates

Credit card accepted

"This company was just wonderful. Our new home had a huge job and they got it all completed in one day. They worked a 12 hour day just to insure we had air conditioning when we went to bed. Heath was amazing and very knowledgeable."
System Installation
354 neighbors recently requested a quote
Recommended by72%of homeowners
Avatar for Comfort Monster Heating & Air / Absolute
Comfort Monster Heating & Air / Absolute
4.8(
236
)

Serving Huntersville, NC and surrounding areas

Approved

In business since 2012

Free estimates

Emergency services offered

"All I have to say is that Absolute Comfort Heating and Air Conditioning exceeded our expectations on the installation of our new Trane heat pump! Alex was our point of contact, and he was very knowledgeable, and courteous. The installation crew arrived on schedule and impressed us with their expertise! Robert, Courtland and Cody got right to work and took out the old system… and then installed our new heat pump. They were all knowledgeable, friendly and courteous… answering any questions we had! One day! We have cool air tonight! Thanks guys!"
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+2

Response time1 day
82 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for CLT Quality Air LLC
CLT Quality Air LLC
5.0(
20
)

Serving Huntersville, NC and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"NC Quality Air provided excellent service from start to finish. The technicians were professional, knowledgeable, and took the time to explain everything clearly. The work was done efficiently and the quality really shows. I highly recommend NC Quality Air for anyone needing reliable HVAC service."
QPS Fleet
old unit
old unit
old unit
old unit

+46

Response time8 hrs
Response rate100%
17 neighbors recently requested a quote
Avatar for T. Byrd's Heating and Air, LLC
T. Byrd's Heating and Air, LLC
4.7(
165
)

Serving Huntersville, NC and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"Very curteos and professional. Travis came out after hours twice when we were having problems with our hvac. The problem was diagnosed and fixed"
Response time5 hrs
8 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Aire Serv of Rowan County
Aire Serv of Rowan County
4.8(
71
)

Serving Huntersville, NC and surrounding areas

Approved

In business since 1991

Free estimates

Emergency services offered

"Excellent Aire Serve is a awesome company. Billy Bullard recommended a first rate Lennox heat pump for a low price. The Technicians were on time, very polite, and worked hard. They actually stayed over until the job is done. I am extremely happy with my new Lennox system, and would definitely recommend Aire Serve to anyone."
Additional Photos
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+2

Response time1 day
Response rate91%
5 neighbors recently requested a quote
Avatar for Guardian Heating and Cooling
Guardian Heating and Cooling
5.0(
10
)

Serving Huntersville, NC and surrounding areas

Approved

In business since 2024

Free estimates

Emergency services offered

With years of hands-on experience and a commitment to reliable comfort, we specialize in heating, ventilation, and air conditioning solutions tailored to homes and businesses alike.\n\nOur legacy is built on honest service, skilled craftsmanship, and personalized care. Whether it’s a simple repair or a complex installation, we treat every customer like family and every project like it’s in our own home. From emergency services to routine maintenance, we’re here when you need us most—rain or shine, hot or cold.

Founders
Install
Goodman
Goodman
Gree

+4

Response time4 hrs
Response rate98%
20 neighbors recently requested a quote
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FAQs for air conditioning projects in Huntersville, NC

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 Huntersville, NC homeowners’ guide to air conditioning services

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