Serving Jacksonville, NC and surrounding areas
Approved
Super Service Award Winner
In business since 2007
Free estimates
Emergency services offered
"We were super pleased with the crew who installed our new a/c system. Tommy with Carolina Comfort Air, worked efficiently, professionally, and was a really nice guy. We highly recommend Carolina Comfort."
+45
Serving Jacksonville, NC and surrounding areas
Approved
In business since 2007
Free estimates
Emergency services offered
"Very well. Service tech is friendly and knowledgeable. 2nd time I've used Air Flow Masters and will call again if work to be done."
+7
Serving Jacksonville, NC and surrounding areas
Approved
In business since 2024
Free estimates
Emergency services offered
"Shay's crew installed a new HVAC unit and duct work in our attic. Was previously under the house and was not working efficiently. They were great. They worked cleanly and did a great job."
+31
Serving Jacksonville, NC and surrounding areas
Approved
In business since 2022
Free estimates
Emergency services offered
"I recently enrolled in Joes Heating and Air Repairs maintenance plan, and it has been a game-changer for maintaining my homes heating and cooling systems. This service plan has provided me with invaluable peace of mind, and I could not be happier with the results. The convenience of this plan is outstanding. Regular maintenance appointments are scheduled automatically, so I do not have to worry about remembering when to service my HVAC system. This proactive approach has undoubtedly extended the life of my equipment and ensured its optimal performance year-round. Strongly recommended!"
Serving Jacksonville, NC and surrounding areas
Approved
In business since 2019
Credit card accepted
Offers commercial services
"They did a good job and were very professional."
Serving Jacksonville, NC and surrounding areas
Approved (Corporate)
In business since 1972
Free estimates
Credit card accepted
"Chad came out the same day and did a very thorough analysis of the inside and exterior heat/AC unit. He changed the filters and all his recommendations to both me and with my husband on the phone as well about his concerns. We value his expertise and we are very impressed with this company. Glad we made the decision to switch to ARS."
Serving Jacksonville, NC and surrounding areas
Approved
In business since 2008
Free estimates
Warranties offered
"Richard was great - it’s hard to find a quick, fair and reliable AC company in Wilmington during the summer, and we highly recommend Advanced Air Solutions."
Serving Jacksonville, NC and surrounding areas
Approved
Free estimates
Emergency services offered
Warranties offered
"Very well. The technician that came out, Julio, was professional, polite, and seemed to take pride in his work. I would certainly recommend."
+4
Serving Jacksonville, NC and surrounding areas
Approved
In business since 2011
Free estimates
Emergency services offered
"This company showed up on time. They were very friendly and did a great job."
+13
Serving Jacksonville, NC and surrounding areas
Approved
In business since 2025
Emergency services offered
Warranties offered
"The technician was very friendly, knowledgeable and did a great job on my HVAC. I would definitely recommend and hire them again. Also they were reasonable priced."
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.
From average costs to expert advice, get all the answers you need to get your job done.
Use this guide to budget for appliance installation costs based on factors such as appliance type, installation complexity, labor rates, and more.
Explore how factors such as materials, local labor rates, and the type of damage affect the cost to repair a burst pipe.
Use this guide to learn how much rebar costs per foot so you can budget for your next big home improvement project.
Discover how factors such as linear footage, local labor rates, and trim type affect the total cost of painting baseboards.
Learn how much cat or dog door installation costs based on factors like the door size, material, location, and added features.
Discover how much an electric furnace costs based on factors such as unit size, local labor rates, electrical upgrades, and ductwork condition.