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HVAC Services Alpharetta GA

Neese Heating & Air Conditioning, Inc.

Heating & Air Conditioning Services in Alpharetta, GA

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ac service alpharetta ga

March 12, 2026 by All Contractor Marketing

AC Not Working? Why Your AC Is Blowing Cold Air But Not Cooling Your Home

HVAC Services Alpharetta GA

When the Georgia heat hits Alpharetta, homeowners rely heavily on their air conditioning systems to stay comfortable. So it can be frustrating when your AC is not working properly, even though it seems like the system is running. Many homeowners notice their AC blowing cold air but not cooling the house, which can leave rooms feeling warm and uncomfortable.

If you’re experiencing this problem, there may be several underlying causes. Understanding what might be happening can help you know when it’s time to call the professionals at Neese Heating, AC & Plumbing in Alpharetta, GA for expert repairs.

Dirty Air Filters Can Cause Your AC Not Working Properly

One of the most common reasons homeowners notice their AC blowing cold air but not cooling is a dirty or clogged air filter. Air filters are designed to trap dust, dirt, and allergens before they enter your HVAC system.

However, when the filter becomes too dirty, it can restrict airflow throughout the system. When airflow is reduced, your AC may still produce cold air, but it won’t circulate effectively through your home.

Signs of a clogged air filter include:

  • Weak airflow from vents
  • Uneven temperatures in different rooms
  • Higher energy bills
  • The AC running constantly

Replacing your air filter regularly can help prevent many cooling problems and keep your system running efficiently.

Thermostat Issues May Be Causing Cooling Problems

Another reason your AC is not working correctly could be related to your thermostat. If the thermostat is malfunctioning or incorrectly calibrated, it may not properly communicate with your air conditioning system.

Common thermostat issues include:

  • Incorrect settings
  • Dead batteries
  • Faulty sensors
  • Poor thermostat placement

For example, if the thermostat is located in an area that stays cooler than the rest of the home, it may signal the AC to shut off before the entire house reaches the desired temperature.

A professional HVAC technician can test and recalibrate your thermostat to ensure it is working properly.

Refrigerant Problems Can Reduce Cooling Performance

Your air conditioning system relies on refrigerant to remove heat from the air inside your home. If refrigerant levels are low or there is a leak in the system, your AC may be blowing cold air but not cooling your home effectively.

Signs of refrigerant issues include:

  • AC running longer than usual
  • Ice buildup on the indoor unit
  • Hissing or bubbling sounds
  • Warm spots in your home

Refrigerant problems should always be handled by a trained HVAC technician, as the system must be properly inspected, repaired, and recharged.

Frozen Evaporator Coils Can Block Airflow

Frozen evaporator coils are another reason your AC is not working as it should. When coils freeze, they restrict airflow and prevent the system from properly cooling your home.

Frozen coils are often caused by:

  • Dirty air filters
  • Poor airflow
  • Refrigerant leaks
  • Continuous system operation during extreme heat

If you notice ice forming on your indoor AC unit, it’s important to turn off the system and contact an HVAC professional right away.

Ductwork Issues May Prevent Your Home From Cooling

Even if your air conditioner is producing cold air, problems within your ductwork can prevent that air from reaching your living spaces. Damaged, disconnected, or leaking ducts can cause cooled air to escape before it ever reaches your rooms.

Common duct issues include:

  • Air leaks in the duct system
  • Blocked vents
  • Poor duct insulation
  • Improper duct design

When ductwork problems occur, homeowners may feel like their AC is not working, even though the system itself is operating.

Why Choose Neese Heating, AC & Plumbing in Alpharetta, GA?

When your AC is blowing cold air but not cooling, you need a trusted HVAC team to quickly diagnose and fix the problem. At Neese Heating, AC & Plumbing, we provide reliable air conditioning repair services for homeowners throughout Alpharetta and the surrounding areas.

Customers choose our team because we offer:

Experienced Local Technicians

Our technicians have extensive experience diagnosing all types of cooling problems. We understand the unique cooling demands that Georgia homeowners face during the hot summer months.

Accurate System Diagnostics

We take the time to thoroughly inspect your entire HVAC system to identify the true cause of your cooling problem. This ensures we recommend the most effective and long-lasting solution.

Honest Recommendations and Fair Pricing

At Neese Heating, AC & Plumbing, we believe in transparency and integrity. Our team provides clear explanations of the problem and offers honest repair recommendations without unnecessary upselling.

Fast and Reliable Service

We know how uncomfortable it can be when your AC is not working, especially during peak summer temperatures. Our team responds quickly to restore your comfort as soon as possible.

Schedule AC Repair in Alpharetta Today

If your AC is blowing cold air but not cooling your home, the problem may continue to worsen if it isn’t addressed quickly. A professional inspection can identify the root cause and prevent further damage to your system.

The experts at Neese Heating, AC & Plumbing in Alpharetta, GA are here to help. Our experienced technicians will diagnose the issue, provide reliable repairs, and ensure your air conditioner keeps your home comfortable all summer long.

Contact Neese Heating, AC & Plumbingtoday to schedule your AC repair service and get your cooling system back to working the way it should.

Filed Under: Articles Tagged With: AC Not Working, AC repair alpharetta ga, ac service alpharetta ga, air conditioning

May 26, 2022 by All Contractor Marketing

Expert HVAC Solutions

Why Choose Neese- Heating & Cooling – Alpharetta, GA

Neese- Heating & Cooling is an air conditioning company that has proudly served Alpharetta, GA, and the surrounding areas since 1992. Our team offers expert HVAC solutions along with consistent, and dependable AC Repair. You can be confident we will get your AC repair done right the first time with Neese- Heating & Cooling. We are your local choice for heating and air services in Alpharetta, GA.

Alpharetta, GA Expert HVAC Solutions

Are you hot in your home?  Neese- Heating & Cooling will help get your AC system up and running quickly and cost effectively. Our team will provide you with expert HVAC solutions to help increase your comfort. One call is all it takes. We will always explain any issues before completing the repairs on your air conditioning system. Trust our air conditioning repair experience in Alpharetta, GA to keep your family cool and comfortable.

Financing and Installation

Neese- Heating & Cooling knows that heating and cooling repairs, maintenance, and installation can be a financial burden to our customers. Therefore, we offer expert HVAC solutions to make this entire process as easy and stress-free as possible. We are a trusted name in the Alpharetta, Georgia area; and, in the HVAC industry. We’re dedicated to our customers, employ only the highest quality HVAC techs, and we’re fully trained to work with all HVAC makes and models.

When you are considering an air conditioning replacement company to handle your new AC system installation remember, that Neese- Heating & Cooling is your local choice in Alpharetta, GA. Your home and also your comfort system are unique. Therefore, you need experienced technicians with expert HVAC solutions. Neese- Heating & Cooling has the team to get it done right.

AC Service and Maintenance

At Neese- Heating & Cooling your comfort is our top priority. Because of this, we recommend having your AC service performed twice a year. With this service you can be confident your system can operate cost effectively all year long. We also offer a planned maintenance program to help save you money.

Expert HVAC Solutions Alpharetta, GA

When your Alpharetta, GA neighbors ask, “Who is the best AC company near me?” You can answer confidently Neese- Heating & Cooling. We are your local choice for air conditioning repair, maintenance, and installation in Alpharetta, GA and also the surrounding cities. Let us help keep you cool and comfortable in all seasons. Contact us for your appointment today.

Filed Under: AC Repair, AC Service, air conditioner repair, Air Conditioning Service, Expert HVAC Solutions Tagged With: AC repair alpharetta ga, ac service alpharetta ga, air conditioning repair alpharetta ga, Air conditioning service alpharetta ga, expert HVAC solutions

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HVAC Services Alpharetta GA
Google Rating
4.9
Based on 2012 reviews
Neese Heating, AC and Plumbing Conditioning Inc.
Neese Heating, AC and Plumbing Conditioning Inc.
4.9
Jane Jones
22:04 13 Mar 26
I moved recently so this was my first occasion to have Neese handle my semi annual maintenance call. Mike did a phenomenal job taking care of the usual duties and going the extra mile with unexpected details. I couldn't be more pleased!
Charles Hoffman
16:14 13 Mar 26
March 2026Jeremy was my technician today and was super friendly and very professional. He spent extra time to chit chat and explain the service he provided. I continue to recommend Neese as they are head and shoulders above the others I have used and I never feel cheated and scammed. I enjoy having them at my home and trust them. Sort of like having a friend come help you out.October 2025Doug was here to perform my bi-annual maintenance and like everyone else at Neese, he was very personable and professional. In and out without any issues and my system is all good for the winter. Thanks Doug!August 1, 2025Diego and Angel showed up promptly at 8:30 am and were very polite, friendly and professional. They worked quietly all day removing my old HVAC and installing the new one. By 4 pm they were done and we were enjoying the bliss of cold air once again pouring out of our air ducts. They up after themselves and left little sign they were here (other than a new quiet HVAC unit). Great Job Diego and Angel.July 2025AC not working on main. Called Neese after hours and had Clayton the tech here 1st thing in the morning. Claton was super friendly and quickly diagnosed the problem with my 20+ year old unit (leaking coolant). We quickly determined it was not worth fixing at this point.2 hours later, Rick Harris (sales/cooling consultant) arrived and who we worked with 6 years ago. He quickly provided us options for replacing the unit. Since we have worked with Neese and Rick before we agreed to replace the units with something very similar they provided us 6 years ago for the other floor. Costs have gone up a tremendous amount in 6 years so Rick did the best he could to help with the costs (we did not need a lot of add-on features to keep costs down).In 2 days, Aug 1, we will get a new unit installed and warranted for 10 years.March 2025David was here to perform Spring tuneup. Arrived on time, very polite, efficient and was in and out in less than 1 hour. Always a pleasure to have the Neese team here.October 2024:Axel was here to perform annual Fall service (and he was here in the Spring for summer prep/maintenance). Wonderful, polite and very professional. Always a positive experience. We can easily rest knowing our systems are well cared for and maintained after each Neese Jones visit (and their excellent team).March 2023Keith was here again to perform my spring service (and he was here in November for the Fall service). SUPER GUY, very friendly, very courteous. Was able to come early and called ahead to make sure it was okay. Did a great job, and I was able to continue with my conference calls without concern or interruption. Provided a great update before he left. We will continue to use Neese Jones!Spring 2022McKennley was here today to provide spring inspection and service. He arrived early and called ahead to confirm that was okay. Like the other staff at Neese Jones, Mack was super friendly and very polite. He was quite a bit faster than the other technicians that were here but assured me all was tested and working properly. He did clean the outside units and was on his way to the next customer in 30 minutes from start to finish.Fall 2021Keith was here today to provide my fall maintenance / check up. Super friendly, polite and courteous as always. Appeared to do a thorough inspection and all seemed to be in order. No issues or repairs and told me to call if anything seems out of sorts, otherwise he will be back in the spring.Spring 2021David performed my service today and was excellent, professional and above all, personable.Spring 2020:Russell was my technician and did a fantastic job and was super professional and friendly.
Will Clear
15:50 13 Mar 26
Leigh Brooks
13:34 13 Mar 26
We are very thankful for the quality service we always receive from Neese Jones. They truly take care of their customers!!!
Leandro Wartelski
13:14 13 Mar 26
jason kendall
12:03 13 Mar 26
Fred Isaf
01:55 13 Mar 26
Great job by a very knowledgeable and personable professional.
Polly Turner
19:48 12 Mar 26
I had some clogged plumbing and Neese was able to send someone out the same day.
Jon Bennett
19:14 12 Mar 26
Very good, quality work. Their communications are also second to none. Attention to detail is great! Always happy with the work they do.
Pamela Woddail
14:43 12 Mar 26
Brendan was courteous, thorough and professional. Great job! Thanks!
Bob Heazel
00:29 12 Mar 26
Happy using them since 2001.
Tom Howard
21:28 11 Mar 26
I used Neese Plumbing to reset my toilet after the new flooring was installed. Jordy was very professional and knowledgeable. I am very satisfied with Neese Plumbing and Jordy. I highly recommend their services.
Scott Allen
21:03 11 Mar 26
Met with Mark, serviced our control panel. Very thorough and professional.
Gaby Pompa
14:39 11 Mar 26
Very recommended
Gaby Pompa
14:38 11 Mar 26
Excellent service
Robert Bapna
02:44 11 Mar 26
Kara B.
02:37 11 Mar 26
Russell did a great job for us today. Thanks!
Sygdia Colon
20:47 10 Mar 26
Steve Garner
20:32 10 Mar 26
Great service, timely, courteous and professional. Recommend highly!
Brandon
18:57 10 Mar 26
Had a wiring issue with my ac unit. Keith Lumpkin found, and fixed the issue, in a timely manor
Eddie Karnes
16:38 10 Mar 26
Jeff was prompt, thorough and explained everything that was wrong and wasn't wrong with my furnace.Thanks for being a valuable business!
James McIndoo
16:00 10 Mar 26
Very professional and knowledgeable
Shannon Price
14:30 10 Mar 26
Had a great experience with our Tech yesterday. He fixed our older unit and warned us that it was reaching end of life. Their maintenance plan is very reasonably priced and we joined that as well.
Clayton Lichtenberg
22:01 09 Mar 26
Mike Welborn
18:08 09 Mar 26
Outstanding work and workmanship. I was a contractor for 30 years and it took that long for me to find the best HVAC company anywhere around.
Patti Price
16:00 09 Mar 26
Bill Farthing
14:23 09 Mar 26
The tech, Brandon, was timely, kind helpful and very polite. Great service.
Karen Coventry House
16:07 06 Mar 26
Lillie Mui
20:59 05 Mar 26
I’ve been a customer for over 21 years and they have done all my maintenance, repair work, and new a/c installations. I’ve never been disappointed by their staff/employees. Super quick responses when my a/c failed and very competitive pricing. Never oversells and always provide excellent service and advice. A very honest and reliable company!
Brad Crumley
19:31 05 Mar 26
Outstanding company and technicians!
Eric Fournier
18:49 05 Mar 26
I’ve always had luck with Neese! Shawn came out today to keep our system running smoothly. He was great, courteous, and helped to explain suggestions for future considerations. I would highly recommend Shawn from Neese for any of your HVAC needs!
Ray Garrison
15:43 05 Mar 26
MY SERVICE FROM NEESE HEATING AC AND PLUMBING HAS BEEN GREAT. PROFESSIONAL, ON TIME SCHEDULING, AND TRUSTWORTHY. RECENTLY HAD DAVID PROVIDE GREAT SERVICE AND KNOWLEDGEABLE SERVICE. I HIGHLY RECOMMEND.
John Jordan
18:05 04 Mar 26
great experience! effective accurate diagnosis with Nest Thermostat issuesMark Mason was super helpful!
Andrea Veltre
15:28 04 Mar 26
I recently had the pleasure of working with Russell Copeland from Neese HVAC & Plumbing, and I couldn’t be more impressed with the service. He has been serving our HVAC units for several years and he is the best.From the moment he arrived, Russell was professional, punctual, and incredibly thorough. It’s rare to find someone who combines high-level technical expertise with such a friendly, customer-first attitude.The work was completed efficiently, and he made sure everything was tidy before heading out. If you’re looking for someone reliable who genuinely cares about doing the job right the first time, I highly recommend asking for Russell.
John Dyer
19:57 03 Mar 26
Codey and Tom did a fantastic job for us on semi-annual maintenance. Great service, thorough and helpful!
Tom Howard
13:34 03 Mar 26
Neese Heating, Air & Plumbing Inc. recently installed a mini-split air conditioning unit at our office. Stonecreek Church is extremely pleased with the professionalism and quality of workmanship their team provided. The entire process was seamless from start to finish, and the installation was completed efficiently and with great attention to detail.We sincerely appreciate their excellent service and would confidently recommend them to others seeking dependable HVAC services.
Ginny Smiley
23:18 02 Mar 26
Great service
Kelly Darnell
18:00 02 Mar 26
Jeremy was very thorough and efficient! We are always happy with our service from Neese!
Sam Shitta-Bey
16:55 02 Mar 26
Neese Heating's maintenance plan is a good value for money. Their technicians are very knowledgeable, professional, detailed and courteous.
Laurie Vanderkleed
17:14 27 Feb 26
Nicole Jones
19:58 26 Feb 26
Neese has serviced my homes and business for over 20 years. The company is reliable, affordable and professional. Every technician is highly trained and so easy to work with. My recent visit with Shawn, Angel & Philip was great and they worked efficiently.I highly recommend Neese for every heating, cooling and plumbing need.
Daniel Mullennix
15:43 26 Feb 26
Highly recommend. I signed up for the 6 month check up plan and Neese has always been more than helpful and transparent with my needs for my hvac unit. They do not nickle and dime you, and are very fair with their prices. Their technicians and support staff are very easy to get ahold of, and communication is great. 5 stars no doubt!
Tom McEachern
16:41 25 Feb 26
Great Tech! Thank you!!
Elaine Pemberton
00:19 25 Feb 26
Very reliable company!! Great service! Technician very knowledgeable
Ian Weinstein
19:22 21 Feb 26
lin hodges
00:14 21 Feb 26
Good, honest service!
Eve Adler
22:43 20 Feb 26
We have been using Neese Jones for many years. We specifically use Mike Torney for our inspections. He is very good and professional. We highly recommend them .Today we had Tristan come out to take care of a noise from a new installation. He took care of it and did a great job! He was very friendly and professional.
Rachael Scher
22:21 20 Feb 26
Very professional team. From the initial conversation to the updates and explanations, it was a seamless process. We add very happy with the communication and work.
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6857 Shiloh Rd E
Alpharetta, GA 30005

 

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