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TRUSTED BY MOUNT HOLLY, NC HOMEOWNERS

  • Average homeowner rating star icon4.6
    Average homeowner rating
  • Verified reviews icon433
    Verified heating and air conditioning services reviews

Find Heating and air conditioning pros in Mount Holly

Avatar for Clark and Sons Heating & Cooling
Clark and Sons Heating & Cooling
5.0(
59
)
Central A/C - Service or RepairHeat Pump - Repair or ServiceCentral Air Cleaner - Repair or Service+4 more

Serving Mount Holly, NC and surrounding areas

Approved

In business since 2010

Free estimates

Emergency services offered

"This contractor was responsive, thorough and very fairly priced (no hidden extra s or add-ons ... he is straight up honest). Within two days of his on-site proposal he returned and completed work on our heating ductwork system which was a mess. The under-the-house work is top quality and the system is now working great. We will continue to use Clark and Sons for our total HVAC system in this house and when we build new. You are not going to go wrong with this contractor."
Response time7 hrs
2 neighbors recently requested a quote
Recommended by98%of homeowners
Avatar for Comfort Monster Heating & Air / Absolute
Comfort Monster Heating & Air / Absolute
4.8(
236
)
Central A/C - InstallElectric Furnace / Forced Air Heating System - InstallGas Furnace / Forced Air Heating System - Install+15 more

Serving Mount Holly, NC and surrounding areas

Approved

In business since 2012

Free estimates

Emergency services offered

"Could not recommend this company more to help you with whatever you HVAC needs are. Knew I would need to replace my A/C system at some point and that day finally came. Absolute Comfort was there the next day to give me a quote. I chose to get a full system (AC & Furnace) and their price beat a quote from another company by $1,500.. and the competitor quote was for only the A/C. The installers were professional and personable despite the attic being extremely hot on the day of installation."
Additional Photos
Additional Photos
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Additional Photos

+2

Response time1 day
Response rate100%
74 neighbors recently requested a quote
Avatar for Acosta Heating, Cooling & Electrical
Acosta Heating, Cooling & Electrical
4.4(
468
)
Central A/C - InstallElectric Furnace / Forced Air Heating System - InstallGas Furnace / Forced Air Heating System - Install+17 more

Serving Mount Holly, NC and surrounding areas

Approved

In business since 1972

Warranties offered

Credit card accepted

"The HVAC unit broke in the home we have for our son in our back yard, the first time we had to turn the heat on this season.  The wonderful staff at Acosta made it a priority to get out that day and evaluate the problem.  Unfortunately, we needed to replace the 20 year old system.  They came back out three days later with the new unit, thermostat, and duct work. Though the proposal called for reinforcing the existing duct work, when the crew was under the house they realized that it needed to be replaced.  Despite the additional work, the crew still managed to complete the installation in one visit and without incurring an additional expense.  Both the service crew and installation crew called ahead to let me know when they were arriving, and showed up on time.  They cleaned up every bit of the old system and removed all the trash.  They were pleasant and professional.  

I anticipate having to replace the unit in our house as well due to age sometime within the next year and my first and only call will be to Acosta Heating and Cooling.  Thank you again for the great service."
AC Maintenance
Heating Repair
AC Maintenance
Heating Repair
AC Maintenance

+8

Response time11 hrs
Response rate100%
25 neighbors recently requested a quote
Avatar for GSM Services
GSM Services
4.7(
105
)
Central A/C - InstallElectric Furnace / Forced Air Heating System - InstallGas Furnace / Forced Air Heating System - Install+22 more

Serving Mount Holly, NC and surrounding areas

Approved

In business since 1927

Free estimates

Emergency services offered

"I called GSM inquiring about their HVAC and insulation services. I also asked if I could have someone perform a Manual J load calculation (surprise to me, the Manual J calc was free!) as I felt that my existing heat pump was sized too small for my home (2.5 ton dual-zone single stage heat pump for 2200sq ft 2-story house). We agreed on an appointment time, and they sent Kelly out to my house. Kelly was very nice and professional, and did a thorough job explaining what all could be done and what my options were. Due to having so little room to work inside of the mechanical closest, you would have to remove the air handler completely just to wrap all of the duct work. Since I would be removing the old air handler that was 8 years old anyway, I decided to replace the entire system with a new Amana 3-ton 18 SEER dual-zoned heat pump. Kelly also told me they could seal up the hole & the mechanical closet so that hot air could no longer enter that space as well. I agreed to their quote, and they came out a week later (it would've been sooner but GSM wanted to make sure that the new system was designed properly, so they had to architect and design the layout of the new equipment to fit the small space) to do the work. Owen and Jason came out to perform the installation. They were both very professional & thorough, and they did an excellent job with the swap out & installation of the new heat pump. When GSM told me that it would take two days to do the work, I was prepared to be miserably hot trying to sleep at night with no air conditioning. Not only did GSM bring a portable AC unit for me use that evening so that wouldn't be the case, Owen and Jason actually got the heat pump wired and working the first day so I had full AC that evening, and the portable unit wasn't needed! They also insulated the attic space & mechanical closet with spray foam and foam board so the hot attic air will no longer be an issue. All in all, my experience with GSM has been great! They've been easy to communicate with throughout the entire process, they did an excellent job with the installation of the new equipment, and now I can rest easy knowing that everything has been taken care of!"
New Air Conditioners
AC System Replacement in Charlotte, NC
Dust and debris from ductwork pulled into the duct cleaning machine
Ductless Mini Split Installation
AC Install Gastonia

+62

Response time1 day
33 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for CLT Quality Air LLC
CLT Quality Air LLC
5.0(
20
)
Central A/C - InstallElectric Furnace / Forced Air Heating System - InstallHeat Pump - Install or Replace

Serving Mount Holly, NC and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"I can’t say enough good things about this company. They replaced my electric furnace and did an absolutely excellent job from start to finish. Everything was done professionally, efficiently, and with great attention to detail. The system works perfectly, and the install was clean and well organized. It’s clear they take pride in their work. I’d highly recommend them to anyone needing HVAC work—top-notch service all around!"
QPS Fleet
old unit
old unit
old unit
old unit

+75

Response time8 hrs
Response rate100%
16 neighbors recently requested a quote
Avatar for Alcides Pastora
Alcides Pastora
5.0(
11
)
Central A/C - Service or RepairCentral Air Cleaner - Repair or ServiceElectric Furnace / Forced Air Heating System - Repair+1 more

Serving Mount Holly, NC and surrounding areas

Approved

In business since 2010

Credit card accepted

At Alcides Pastora HVAC Services, we specialize in HVAC repair, maintenance, troubleshooting, and window system installations. We are committed to providing honest recommendations, quality workmanship, and reliable service at fair prices. Whether you need air conditioning repair, heating service, preventive maintenance, or emergency diagnostics, we work hard to keep your home comfortable year-round. Customer satisfaction, clear communication, and attention to detail are our top priorities

Avatar for AAA Honest HVAC LLC
AAA Honest HVAC LLC
5.0(
5
)
Central A/C - Service or RepairThermostat - Install or ReplaceElectric Furnace / Forced Air Heating System - Repair+8 more

Serving Mount Holly, NC and surrounding areas

Approved

Emergency services offered

Warranties offered

Small jobs welcome

"Fast and efficient! I was in crisis today. The temperature inside my house was 88 degrees! I used Angi to connect with AAA Honest HVAC LLC and they prompting made my repair in 15 mins flat with only a hour wait! If you want professional fast service give them a call!"
Before
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11 neighbors recently requested a quote
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Heating and Air Conditioning questions, answered by experts

Most experts recommend getting three to five HVAC quotes from licensed, insured, reputable local heating and cooling companies. Getting multiple detailed HVAC quotes (but not too many) lets you compare the equipment, services, and prices of several contractors without being overwhelmed by options. It can also let you see if one contractor’s prices are much higher or lower than the others and give you a chance to ask for clarification. That way, you can weed out any contractors who aren’t providing quality services or materials and find the company that best meets your budget, quality requirements, and long-term goals.

If you don't clean your AC evaporator coils, dirt and debris will build up, which impairs the system's ability to transfer heat. This forces the unit to work harder, leading to inefficient performance, higher energy bills, and frequent breakdowns. Over time, neglected coils can corrode, which may cause refrigerant leaks, or develop mold, ice buildup, and a clogged condensate drain, resulting in poor air quality and an uncomfortable home.

In most cases, you should hire a professional to carry out services on your HVAC system, as the components are complicated, expensive, and potentially dangerous to work with. However, there are a few things you can do on your own to keep your HVAC system in good condition, including changing your filters every three months, keeping the area around your outdoor condenser clear of debris and plant growth, making sure your or intakes aren’t blocked, and keeping an eye out for increased energy bills, strange noises, and unusual odors related to your equipment.

While an air conditioner can temporarily run with a dirty filter, it is not recommended as it will not work efficiently. A dirty filter forces the system to work harder to circulate cool air, leading to reduced airflow, increased wear and tear, and higher energy bills. This added strain can cause the air conditioner to overheat or fail prematurely. Furthermore, a clogged filter may allow dust and dirt to accumulate in your ductwork, negatively impacting air quality. It is more cost-effective to clean or replace filters regularly than to pay higher utility bills and risk needing to replace the entire AC unit.

AC drip pans last five to 20 years, depending on the material. Plastic AC drip pans last five to 10 years, while metal pans can last over 10 years. Plastic AC drip pans are vulnerable to cracking in response to temperature changes. Metal drip pans are prone to rusting over time, which can also lead to leaks.

The Mount Holly, NC homeowners’ guide to heating and air conditioning services

From average costs to expert advice, get all the answers you need to get your job done.