
Serving Concord, GA and surrounding areas
Approved
In business since 1949
Free estimates
Emergency services offered
"Cleaned out brush around outside air conditioning units that was not part of their job. Grateful for that!"





+29


Serving Concord, GA and surrounding areas
Approved
In business since 1949
Free estimates
Emergency services offered
"Cleaned out brush around outside air conditioning units that was not part of their job. Grateful for that!"





+29

Serving Concord, GA and surrounding areas
Approved
In business since 2025
Free estimates
Offers commercial services
We specialize in HVAC system installations, repairs, and replacements for homeowners in Stockbridge, McDonough, Fayetteville, Griffin and surrounding South Metro Atlanta areas. Whether your AC has failed or your system is outdated, we provide honest recommendations, energy-efficient options, and fast, professional installation. Our focus is helping you avoid costly repairs by upgrading to reliable systems that lower energy bills and improve comfort. We offer free estimates, flexible financing options, and straightforward pricing with no surprises. Call today for a quote on AC replacement, furnace installation, or complete HVAC system upgrades.\nFully Licensed and Insured!


Serving Concord, GA and surrounding areas
Approved
In business since 2010
Free estimates
Emergency services offered
"I called Pillar and they answered immediately. I asked them to schedule a service call for a check-up for my office unit. Quinton came out professional dressed came right in and got started. He told me he would recommend the service plan for my business so they could keep an eye on my unit to reduce any breakdowns. I was very impressed about his professionalism and knowledge of the equipment. I now have a peace of mind getting ready for the summer months Bill Roberts CEO Bill Roberts Electrical, Inc. Thomaston Ga. 30286"
Serving Concord, GA and surrounding areas
Approved
In business since 2022
Free estimates
Emergency services offered
Our full-service construction company is committed to delivering exceptional results for every client. With years of industry expertise, our team of seasoned professionals can tackle any project, from commercial and residential to industrial construction. Reach out today to discuss your project needs and receive a personalized quote!





+17
Serving Concord, GA and surrounding areas
Approved
In business since 2004
Free estimates
MB Quality Services, is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and responsibility in all of our jobs. We are a locally owned and operated business with more than 9 years of experience serving East Point, GA and surrounding areas. There is no job too big, or too small for our team. Call today and let us put our experience to work for you!

Serving Concord, GA and surrounding areas
Approved
Emergency services offered
Small jobs welcome
Credit card accepted
I have been a HVAC and industrial refrigeration technician for 5 years, started my own company to spread out and help people who need it
Serving Concord, GA and surrounding areas
Approved
Hello my name is Kendrick Waters, I am hear to offer handyman and maintenance services including hvac and light eletrical, plumbing, and sheetrock. I am based in Dekalb County, GA and will serve surrounding areas in Metro Atlanta. I look forward to servicing your requests in the future.

Serving Concord, GA and surrounding areas
In business since 2015
Credit card accepted
Offers commercial services
"The best! Fast, Efficient & Friendly and didn't bust my budget! I will be choosing Johnson Air Services for all my future heating & air conditioning needs!"
Serving Concord, GA and surrounding areas
In business since 1995
Free estimates
Credit card accepted
"Kurt was very flexible and accommodating. He waited at least 30 minutes in his vehicle for rainstorm to end so he could work on our air conditioning unit at the end if his day. He was very informative and reassuring."

Serving Concord, GA and surrounding areas
In business since 2025
Emergency services offered
Warranties offered
"They did it amazing, Luis is very kind and did a good job replacing my air. I recommend Freezing the Air, for any problem you have with your air!"
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.

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