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Central a/c service or repairers in Parkville

Avatar for Forest Hill Heating & Air
Forest Hill Heating & Air
1324 Sharon Acres Rd
3.88(
4
)
Approved Pro
Forest Hill Heating & Air
1324 Sharon Acres Rd
3.88(
4
)
Approved Pro
4 years of experience
Free onsite estimate

Honest, high quality residential and commercial heating / air conditioning solutions. Forest Hill Heating & Air strives for exceptional craftsmanship, and a personal 5 star customer service experience. Contact today for a quote.

"DONT HIRE THIS GUY!!!!!! This person should not be in business. He has absolutely no idea what heâ s doing!!!!! Had to send another company to fix ha screw ups. BEWARE!!!!!"

Barbara B on November 2023

Honest, high quality residential and commercial heating / air conditioning solutions. Forest Hill Heating & Air strives for exceptional craftsmanship, and a personal 5 star customer service experience. Contact today for a quote.

"DONT HIRE THIS GUY!!!!!! This person should not be in business. He has absolutely no idea what heâ s doing!!!!! Had to send another company to fix ha screw ups. BEWARE!!!!!"

Barbara B on November 2023


Avatar for Pohlman Plumbing Inc
Pohlman Plumbing Inc
611 N Hammonds Ferry Rd STE P
4.63(
38
)
Approved Pro
Pohlman Plumbing Inc
611 N Hammonds Ferry Rd STE P
4.63(
38
)
Approved Pro
Customers say: Quick response
33 local quotes requested
17 years of experience

Pohlman Plumbing is a local, family-owned and -operated full-service plumbing and HVAC company serving the Baltimore metro area. Founded in 2008, our professional and friendly customer service plus our top-notch skills have made us one of the most trusted local plumbers in Baltimore. When you choose to work with Pohlman Plumbing, you can have peace of mind knowing we always stand by the Pohlman Promise: fast service, at a fair price, and done right the first time.

"The gentleman that work this business go above and beyond to make the best suggestions for they work required. This is the second time I have hired them. My sub pump went after and more rain was coming they came out with 2 hours to fix the problem. Extremely professional man. I will be er use any other plumbing business other than Pohlman. I highly recommend if you have a plumping issue."

Georgette T on January 2024

Pohlman Plumbing is a local, family-owned and -operated full-service plumbing and HVAC company serving the Baltimore metro area. Founded in 2008, our professional and friendly customer service plus our top-notch skills have made us one of the most trusted local plumbers in Baltimore. When you choose to work with Pohlman Plumbing, you can have peace of mind knowing we always stand by the Pohlman Promise: fast service, at a fair price, and done right the first time.

"The gentleman that work this business go above and beyond to make the best suggestions for they work required. This is the second time I have hired them. My sub pump went after and more rain was coming they came out with 2 hours to fix the problem. Extremely professional man. I will be er use any other plumbing business other than Pohlman. I highly recommend if you have a plumping issue."

Georgette T on January 2024


Avatar for Heating & Cooling Certified Mechanic
Heating & Cooling Certified Mechanic
1351 Pentridge Road
3.75(
6
)
Approved Pro
Heating & Cooling Certified Mechanic
1351 Pentridge Road
3.75(
6
)
Approved Pro
Customers say: Quick response
9 years of experience

Heating & Cooling Certified Mechanic is a leader in providing our customers with the highest quality service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!

"Easy to work with. Good price structure"

Brett M on May 2023

Heating & Cooling Certified Mechanic is a leader in providing our customers with the highest quality service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!

"Easy to work with. Good price structure"

Brett M on May 2023


Comfort Air
1028 Piper Cove Way
5.00(
12
)
Approved Pro
Comfort Air
1028 Piper Cove Way
5.00(
12
)
Approved Pro
Customers say: Quick response
Recommended by 91% of Angi customers
Recommended by 91% of HomeAdvisor customers
7 years of experience

Welcome to Comfort Air, proudly servicing Baltimore and the surrounding areas. Our goal is to complete your project to perfection. We look forward to building long lasting relationships with the customers that we serve. We look forward to serving you. Call us today! You will not be disappointed.

"I have a dual zone system and the air handler/heat pump unit on the 2nd floor was blowing hot air. I immediately looked up HVAC service in the Bel Air area and came upon Comfort Air. I initially chose this company based on the good reviews. I was told by the technician that based on the age of the unit and problem it was more cost effective to replace the unit instead of making a temporary fix. I agreed and after entertaining some estimates I chose Comfort Air. We negotiated a very reasonable price along with a quality unit. The installers were very professional and completed the work in about 4 hours. I would highly recommend Comfort Air for any Heat and Air Conditioning needs."

George S on June 2022

Welcome to Comfort Air, proudly servicing Baltimore and the surrounding areas. Our goal is to complete your project to perfection. We look forward to building long lasting relationships with the customers that we serve. We look forward to serving you. Call us today! You will not be disappointed.

"I have a dual zone system and the air handler/heat pump unit on the 2nd floor was blowing hot air. I immediately looked up HVAC service in the Bel Air area and came upon Comfort Air. I initially chose this company based on the good reviews. I was told by the technician that based on the age of the unit and problem it was more cost effective to replace the unit instead of making a temporary fix. I agreed and after entertaining some estimates I chose Comfort Air. We negotiated a very reasonable price along with a quality unit. The installers were very professional and completed the work in about 4 hours. I would highly recommend Comfort Air for any Heat and Air Conditioning needs."

George S on June 2022


Avatar for At Your Service Heating & Cooling, LLC
At Your Service Heating & Cooling, LLC
6801 Eastern Avenue Suite 209
4.76(
142
)
Approved Pro
At Your Service Heating & Cooling, LLC
6801 Eastern Avenue Suite 209
4.76(
142
)
Approved Pro
Customers say: True professional
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
94 local quotes requested

At Your Service Heating & Cooling LLC is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.

"Fast, courteous and thorough service on a steam boiler that needed some refurbishment."

Nicole D on November 2024

At Your Service Heating & Cooling LLC is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.

"Fast, courteous and thorough service on a steam boiler that needed some refurbishment."

Nicole D on November 2024


United Air Temp, Air Conditioning and Heating
500 Redland Ct, Suite 107
New on HomeAdvisorNew on Angi
Approved Pro
United Air Temp, Air Conditioning and Heating
500 Redland Ct, Suite 107
New on AngiNew on HomeAdvisor
Approved Pro
23 local quotes requested
16 years of experience

Comfort First Heating & Cooling is the team you need for all your home solutions. Comprehensive comfort is our legacy. We're dedicated to delivering unparalleled customer service that mirrors our core values of integrity, stewardship, and excellence. We look forward to having you join the Comfort First family as we continue our mission of creating customers for life by earning your business.

Comfort First Heating & Cooling is the team you need for all your home solutions. Comprehensive comfort is our legacy. We're dedicated to delivering unparalleled customer service that mirrors our core values of integrity, stewardship, and excellence. We look forward to having you join the Comfort First family as we continue our mission of creating customers for life by earning your business.


Avatar for Farnen & Dermer, Inc.
Farnen & Dermer, Inc.
10500 Reisterstown Road
3.67(
20
)
Approved Pro
Farnen & Dermer, Inc.
10500 Reisterstown Road
3.67(
20
)
Approved Pro
123 years of experience
Free onsite estimate

Our local and family owned and operated company at Farnen & Dermer has been a trusted name in HVAC for over 100 years. We offer expert heating, cooling, indoor air quality, and plumbing services to residential properties in Owings Mills and throughout Baltimore County. Our experienced, licensed, and factory-trained technicians will be there in a flash—proudly offering same-day appointments and 24/7 emergency repairs when you reach out to us by phone. If you need heater or AC replacement, we offer free estimates and flexible financing options, so a high-quality system doesn’t break the bank. From speedy AC repairs and heating maintenance to air filtration installation and boiler replacement, our team has you covered—backing up all our services with a 100% satisfaction guarantee.

"THIS COMPANY IS SCAMMING PEOPLE!!! -On 6/24/21, Farnen and Dermer installed a brand new YORK HVAC system in my home. Everything appeared to be fine, and there were no issues for 2 years. -On 8/28/23, I noticed an extremely loud buzzing coming from my outside unit, so I called them to come check on the problem. My unit was still cooling, but extremely loud. Glen A. showed up to diagnose the problem and seemed like a nice enough guy. After about an hour, he informed me that my entire indoor and outdoor unit need full replacement for a total of $10,900. (I paid $7,500 just 2 years earlier). I said, surely this was covered under warranty because the unit was only 2 years old? He then informed me that it was not because it was â struck by lightning and the warranty does not cover an act of god. -At this point in my head things were not adding up, especially since the unit was still cooling, both of my neighbors units were fine (townhouse) and he did not even check the inside unit. I told Glen I need to think about the replacement because that is a lot of money that I do not have at the time. Glen disconnected my outside unit completely before he left with the hottest week of the summer upcoming (95F-98F) and charged me $189 for the visit. -I am lucky enough to have a Fire Marshall as a good friend to ask him about the situation. This guy sees lightning strikes pretty frequently. He told me there is no way that my unit was struck by lightning based off of what I was seeing and also because it would have gotten to all of my neighbors units (townhouse). He informed me it is literally impossible. THE UNIT WAS STILL COOLING! -I decided to get a 2nd opinion from another company. The other company came out and told me that my compressor was bad and that there was no lightning strike to speak of. They also informed me that it was covered under the warranty and they could fix it. The technician said that he noticed the wiring on the outside unit was incorrect. There was a red wire crossed with a black wire. He said that is exactly why my 2 year old compressor went out. This company even put their findings in writing for me. They replaced my parts and got me up and running for 82% LESS THAN F and D! -I am not the only person this has happened to. It appears to be standard practice. You can see the attached pictures of reviews from other people in the same boat on the Better Business Bureau website. I will be submitting a complaint through BBB and demanding a full refund. This is pure predatory behavior and it is unacceptable!"

Dan W on September 2023

Our local and family owned and operated company at Farnen & Dermer has been a trusted name in HVAC for over 100 years. We offer expert heating, cooling, indoor air quality, and plumbing services to residential properties in Owings Mills and throughout Baltimore County. Our experienced, licensed, and factory-trained technicians will be there in a flash—proudly offering same-day appointments and 24/7 emergency repairs when you reach out to us by phone. If you need heater or AC replacement, we offer free estimates and flexible financing options, so a high-quality system doesn’t break the bank. From speedy AC repairs and heating maintenance to air filtration installation and boiler replacement, our team has you covered—backing up all our services with a 100% satisfaction guarantee.

"THIS COMPANY IS SCAMMING PEOPLE!!! -On 6/24/21, Farnen and Dermer installed a brand new YORK HVAC system in my home. Everything appeared to be fine, and there were no issues for 2 years. -On 8/28/23, I noticed an extremely loud buzzing coming from my outside unit, so I called them to come check on the problem. My unit was still cooling, but extremely loud. Glen A. showed up to diagnose the problem and seemed like a nice enough guy. After about an hour, he informed me that my entire indoor and outdoor unit need full replacement for a total of $10,900. (I paid $7,500 just 2 years earlier). I said, surely this was covered under warranty because the unit was only 2 years old? He then informed me that it was not because it was â struck by lightning and the warranty does not cover an act of god. -At this point in my head things were not adding up, especially since the unit was still cooling, both of my neighbors units were fine (townhouse) and he did not even check the inside unit. I told Glen I need to think about the replacement because that is a lot of money that I do not have at the time. Glen disconnected my outside unit completely before he left with the hottest week of the summer upcoming (95F-98F) and charged me $189 for the visit. -I am lucky enough to have a Fire Marshall as a good friend to ask him about the situation. This guy sees lightning strikes pretty frequently. He told me there is no way that my unit was struck by lightning based off of what I was seeing and also because it would have gotten to all of my neighbors units (townhouse). He informed me it is literally impossible. THE UNIT WAS STILL COOLING! -I decided to get a 2nd opinion from another company. The other company came out and told me that my compressor was bad and that there was no lightning strike to speak of. They also informed me that it was covered under the warranty and they could fix it. The technician said that he noticed the wiring on the outside unit was incorrect. There was a red wire crossed with a black wire. He said that is exactly why my 2 year old compressor went out. This company even put their findings in writing for me. They replaced my parts and got me up and running for 82% LESS THAN F and D! -I am not the only person this has happened to. It appears to be standard practice. You can see the attached pictures of reviews from other people in the same boat on the Better Business Bureau website. I will be submitting a complaint through BBB and demanding a full refund. This is pure predatory behavior and it is unacceptable!"

Dan W on September 2023


Avatar for Horizon Services (MD), LLC
Horizon Services (MD), LLC
2607 N Rolling Rd.
4.44(
1,171
)
Approved Pro
Horizon Services (MD), LLC
2607 N Rolling Rd.
4.44(
1,171
)
Approved Pro
Customers say: Quick response
43 local quotes requested
36 years of experience

Horizon Services (MD), LLC, is the regions largest and most well respected plumbing, heating and air conditioning company, with nearly 600 employees serving tens of thousands of homeowners throughout Delaware, Southeastern Pennsylvania, Southern New Jersey and Northeastern Maryland. After a quarter of a century in business, Horizon Services (MD), LLC, remains fully committed to setting the industry standard for customer service, installation and focusing on things that are important to busy homeowners.

"Good job"

maribel c on March 2025

Horizon Services (MD), LLC, is the regions largest and most well respected plumbing, heating and air conditioning company, with nearly 600 employees serving tens of thousands of homeowners throughout Delaware, Southeastern Pennsylvania, Southern New Jersey and Northeastern Maryland. After a quarter of a century in business, Horizon Services (MD), LLC, remains fully committed to setting the industry standard for customer service, installation and focusing on things that are important to busy homeowners.

"Good job"

maribel c on March 2025


Avatar for Heating & Cooling Certified Mechanic
Heating & Cooling Certified Mechanic
Po
4.97(
30
)
Approved Pro
Heating & Cooling Certified Mechanic
Po
4.97(
30
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
334 local quotes requested

With over a decade of experience, Heating & Cooling Certified Mechanic is professionally licensed and dedicated to ensure your HVAC service/install exceeds your expectations! We specialize in HVAC services, repairs and we guarantee your satisfaction! We will not leave until the job is done right! We pride ourselves on the quality of work we provide, while delivering great customer service! Call or click for your FREE estimate today! HVAC, Water Heater, Air Quality System Installations, Repairs & More Need repair? Call Today, Need Installation or a 2nd Opinion? Call Today. 24 Hour Service CALL TODAY! CALL TONIGHT!

"Everything went very well. They were very professional and cleaned up afterwards. Job did take longer than originally stated, I am sure it was due to tight area in which they had to work. My only problem is that I paid cash (personal check) and was told that checks were not considered cash and I didn't get the cash discount. Every other business consider checks as cash Cost me an extra $1200."

Yvonne S on December 2024

With over a decade of experience, Heating & Cooling Certified Mechanic is professionally licensed and dedicated to ensure your HVAC service/install exceeds your expectations! We specialize in HVAC services, repairs and we guarantee your satisfaction! We will not leave until the job is done right! We pride ourselves on the quality of work we provide, while delivering great customer service! Call or click for your FREE estimate today! HVAC, Water Heater, Air Quality System Installations, Repairs & More Need repair? Call Today, Need Installation or a 2nd Opinion? Call Today. 24 Hour Service CALL TODAY! CALL TONIGHT!

"Everything went very well. They were very professional and cleaned up afterwards. Job did take longer than originally stated, I am sure it was due to tight area in which they had to work. My only problem is that I paid cash (personal check) and was told that checks were not considered cash and I didn't get the cash discount. Every other business consider checks as cash Cost me an extra $1200."

Yvonne S on December 2024


Avatar for Hamilton Plumbing, Heating & Air Conditioning
Hamilton Plumbing, Heating & Air Conditioning
8607 Belair Rd
4.87(
132
)
Approved Pro
Hamilton Plumbing, Heating & Air Conditioning
8607 Belair Rd
4.87(
132
)
Approved Pro
Customers say: Super punctual
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
833 local quotes requested

Hamilton Plumbing and Heating Co is a family owned and operated business serving the community since 1978! Offering superior quality work and excellent customer service. We are licensed and trained professionals in Plumbing, Heating and Air Conditioning. Specializing in Water Heaters.

"Vernon offered to check out our AC the same day. He called before arriving, and once he was here quickly went about his work, explaining to me what he was going to do and why. He quickly diagnosed the problem and solved it. We’ve found a new HVAC maintenance company we can count on. Great service, great responsiveness, good prices. Our AC is back up and running. Thank you, Vernon, and thank you Hamilton!"

Aaron C on July 2024

Hamilton Plumbing and Heating Co is a family owned and operated business serving the community since 1978! Offering superior quality work and excellent customer service. We are licensed and trained professionals in Plumbing, Heating and Air Conditioning. Specializing in Water Heaters.

"Vernon offered to check out our AC the same day. He called before arriving, and once he was here quickly went about his work, explaining to me what he was going to do and why. He quickly diagnosed the problem and solved it. We’ve found a new HVAC maintenance company we can count on. Great service, great responsiveness, good prices. Our AC is back up and running. Thank you, Vernon, and thank you Hamilton!"

Aaron C on July 2024

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Central a/c service or repairs FAQs

An evaporator coil is a crucial component of your air conditioning system, responsible for cooling the air inside your home. It absorbs heat from the indoor air, allowing the system to blow cool air through your vents. Keeping your AC well-maintained helps it run efficiently and can save you money on energy bills.

AC condensers can present a variety of common problems, including dirt and debris accumulation, drain blockages, and water leaks. Leaking refrigerant, faulty electrical components, damaged coils, and burnt-out motors can indicate more complex repair needs.

Some of these issues can be easily fixed, while others may require a total unit replacement. For the most accurate assessment, contact an AC contractor in your area.

The AC coils typically last the lifetime of your system, ranging from 10 to 20 years, depending on factors such as maintenance, quality, and other variables. Have your AC condenser coils inspected and cleaned periodically to maximize their lifespan and optimize cooling performance. Ask your HVAC pro for recommendations on how to stay on top of all critical AC maintenance.

Home warranties cover AC coils when the policy explicitly protects key HVAC components. This means that if an AC coil fails under the scope of your warranty, repair or replacement expenses are covered. Your warranty documentation confirms whether coil repairs are included, and manufacturer warranties protect both the AC condenser and its coils. It is important to review your contract details to know your exact coverage.

Warning signs that your AC condenser is failing include noticeable fluid leaks and loud, unusual noises. These indicators confirm that the condenser is under stress and its performance is compromised. Decreased cooling efficiency, uneven indoor temperatures, and increased energy consumption further signal that the unit is deteriorating. Recognizing these signs ensures you engage a professional for a thorough evaluation and prompt repair.

The homeowners guide to central a/c service or repairs
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