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A-Quality Heating & Air Conditioning
A Quality Heating and Air Conditioning, Inc., is a leading Carroll County HVAC installation, maintenance and repair company based in Finksburg, MD. We've been helping local residential and commercial customers in Maryland and Southern Pennsylvania for more than 15 years. During this time, we have established our mission and values and helped the local Carroll County community on many occasions.

A Quality Heating & Air Conditioning, Inc. is committed to becoming Maryland's best manufacturers' representative of HVAC products. It is our mission to provide our customers with high-quality, energy-efficient products at competitive prices. We offer exceptional technical support and unsurpassed customer service.
Services
A Quality has been providing leading Maryland HVAC services since opening our doors over 15 years ago. In these 15 years, we've provided HVAC repair, maintenance and installations to over 10,000 residential and commercial customers. We use only high-quality, top-performing products from trusted manufacturers, and we stand behind our work.
Whether you operate a hotel, a shopping center, a college campus or an apartment building, you know you can rely on A Quality for all of your commercial HVAC needs. Zoning system stopped working? We are on it! Need equipment checkup before the heating season? Just give us a call.

We work with building owners, property managers and business owners throughout Maryland and Southern Pennsylvania to help them maintain comfortable indoor environments for their employees and customers.Our fully-equipped sheet metal shop allows us to customize ductwork to your unique space requirements.
All A Quality service technicians are fully licensed through the state of Maryland, and receive continuous education on the most current technologies in our industry, as well as NATE certification. We have extensive experience in new construction and replacement services, so whether your home is being built, existing, or being remodeled, A Quality will satisfy all of your HVAC needs.
When your HVAC system breaks on the day a 90-degree heat wave (or a single-digit polar vortex) is scheduled to arrive, don't waste a minute and call A Quality right away. We take the comfort of our clients seriously, which is why we offer 24/7 emergency repair service for HVAC issues. We are often able to accommodate you with a same-day appointment and fix your problem in a matter of hours.
Whether you are replacing an old or failed HVAC system or looking to install high-quality, durable equipment in a new construction project, A Quality can provide the following HVAC installation services to Maryland & Southern Pennsylvania residents, no matter if you are in Baltimore County, Anne Arundel County, Howard County or in an other location.
Reviews (16)
Chris Talford
Chris Talford
Oct 20, 2021
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Positive: Professionalism, Punctuality, Responsiveness
A Quality was professional, on time and reasonable. All of our questions were answered and we were not up sold or pressured. A Quality gets an A+
Services: AC installation, Heating system installation
Steve Breitzka
Steve Breitzka
Aug 31, 2021
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I called them on Monday on a recommendation from Ensor Plumbing who I trust a lot. They tried to schedule me for Tuesday but it did not work so they said they would be out on Wednesday between 8 and 12. They called at 10:30 and said they were on the way and will be at our house by 11:20, which is exactly when they arrived. The technician Justin got right to work, found the issue, had the part on his truck and fixed the issue then checked to make sure everything was working properly. He then explained what he did and why the part failed. The cost was less than I would have expected. Will definitely
Patrick Bonsall
Patrick Bonsall
Aug 28, 2021
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Cody and Brad did a complete system change out in 1 day. They are polite, attentive to details and awesome to work with. They are an asset to the company and outstanding representatives. A Quality was recommended to us by a local Westminster builder and I would recommend them to anyone needing service or installation
Hcfirelad
Hcfirelad
Jul 19, 2021
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Our experience with AQuality has been outstanding. First of all, they were able to send a tech within 18 hours of my call, nearly a miracle in the heat of summer. This relieved my anxiety quite a bit, as we had only been able to schedule another company for almost two weeks out. Since part of our problem was leaking water off the A/C coil, this would have been an extreme inconvenience, as well as lead to a flooded basement. The tech, Anthony, was in my driveway at 8 a.m., and proceeded to analyze my problem quickly and efficiently, and answered my multitude of questions competently and completely
Greg Lang
Greg Lang
Jul 17, 2021
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Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
Had an emergency where our ac wasn’t working the night before my wife’s baby shower with family staying from out of town. Anthony came out at 11:00pm and fixed what was wrong! Literally saved the night on one of the hottest weekends of the year!
Service: HVAC repair
Tina Dixon
Tina Dixon
Jan 19, 2021
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On time !Got the job done!The technician were very efficient.Fair pricing. Thank You All for a job well done.
Gary H.
Gary H.
Jan 16, 2021
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Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
A-Quality says it all, from the office staff, to Sean the estimator, and Paul and Brandon the installers. They showed up on time and wore COVID Protection and booties. Paul asked if I had any special instructions for them or any concerns and we discussed them. Next, I showed Paul the access route to the work area and they put drop clothes down. Paul asked again if I had any questions. Then like "ninjas" they began to remove the old units and install the new units. Once they completed the work, Paul took me to new unit
Tammy Henning
Tammy Henning
Jul 28, 2020
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Our family can't thank A Quality enough! They have serviced our systems several times and have always been fast, professional and have wonderful quality and staff! It is always a pleasure calling the office and working with the technicians! Thank you all again!
Becky F.
Becky F.
May 24, 2019
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We had our entire HVAC system replaced we got many many estimates and went with A Quality. They had the best price a great warranty and one of the best units you can buy. I can't say enough good things about this company, the two technicians who came out were polite they finished in about 4 1/2 hours which is great when you have dogs and you have to keep them confined. If you're looking for an HVAC company I definitely recommend this one. I recommend staying away from the big names because they are more expensive. We were quoted a price twice what A Quality gave us and with them we got
John Flynn
John Flynn
Apr 10, 2019
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They come on time, service the equipment for a reasonable price ...and they are professional and pleasant as well.
Carrie Bergling Ozgar
Carrie Bergling Ozgar
Feb 22, 2019
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Thanks for getting our old system up and running again. Service was prompt and professional.
Brian S.
Brian S.
Jan 15, 2019
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Does the "A" Stand for Awful?

My wife and I had a whole-home humidifier installed October 8, 2018 to prep for the winter ahead. My wife was 5 months pregnant and we have a grand piano that needs to be kept at a certain humidity level. Unfortunately, the tech who installed the system wired it incorrectly, never checked, took his money, and left. Fast forward to a bunch of nosebleeds and cracked skin later and we find out that the humidifier had never run once. After I discovered this in January I called A Quality who sent out a different tech who indicated that the first tech did
JoAnn Smedley Wink
JoAnn Smedley Wink
Oct 19, 2018
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Thank you for your excellent service! It’s great to have heat again ! A Quality has always given me great service and the technicians are always on time and very polite. I highly recommend them !
JoAnn Wink
Jamie Giove
Jamie Giove
Aug 12, 2018
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They took out our old system updated it and fixed any issues we had. They were on time, got the job done on time, and cleaned everything up!!!! Amazing!
C. H.
C. H.
Jul 08, 2017
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A-Quality has always been very quick to respond to any issues that we have had on our geothermal system. Mike, our technician, was very prompt (on the weekend, no less), extremely helpful, fixed the problem quickly, and explained everything thoroughly. He is a real pleasure to work with!
Don K.
Don K.
Jul 12, 2016
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Thank you A-Quality! My Elderly in-laws A/C went down this weekend. I called A-Quality at 845am and by noon their system was fixed! They had called other companies which could not come out for at least a week. You folks are awesome!

D Katz Damascus.