10 Best HVAC Companies in Summerville, SC

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Last Updated: February 25, 2025

On average, Americans devote 55% of their energy usage to heating and cooling their home, according to the U.S. Department of Energy. It's important that the cooling and heating systems in your Summerville home are functioning optimally, so you can avoid spending more than necessary.

A top HVAC contractor can get your system into its best shape ever, letting you keep your home comfortable while still saving money. That's why we've put together this guide to the best HVAC companies in Summerville.

Top 10 Best HVAC Companies in Summerville

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Olde Towne Heating & Air, LLC

Olde Towne Heating & Air, LLC Logo

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443 Long Point Rd Suite F, Mt Pleasant, SC 29464 (843) 856-1433 oldetowneheatingandair.com

Reliable customer support

Informative resources

Clear pricing policy

Services Offered

Ac installation
Ventilation
Furnace installation
Maintenance
Ac repair
Boiler installation
Furnace repair
Filtration
Zoning systems
Emergency services
Ductless
Indoor air quality

TemperaturePro Charleston

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3516 S Live Oak Dr, Moncks Corner, SC 29461 (843) 603-8210 temperatureprocharleston.com

Informative resources

Clear pricing policy

Free quote

Reliable customer support

Prompt service delivery

Services Offered

Ductless
Duct cleaning
Inspection
Maintenance
Ac installation
Ventilation
Indoor air quality
Emergency services
Furnace installation
Ac repair

Atlantis Heating & Air Conditioning

Atlantis Heating & Air Conditioning Logo

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User Rating

202 Carolina Ave, Moncks Corner, SC 29461 (843) 761-0111 atlantisheatingandair.com

Reliable customer support

Prompt service delivery

Clear pricing policy

Free quote

Services Offered

Ductless
Maintenance
Inspection
Indoor air quality
Furnace repair
Ventilation
Emergency services
Ac installation
Ac repair
Furnace installation

Burke HVAC Services, Inc.

Burke HVAC Services, Inc. Logo

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110 W Ashley Ave, Folly Beach, SC 29439 (843) 568-7336 burkeservicesinc.com

Reliable customer support

Free quotes

Informative resources

Clear pricing policy

Services Offered

Indoor air quality
Inspection
Ac repair
Duct cleaning
Filtration
Ventilation
Ductless
Furnace repair
Emergency services
Ac installation
Furnace installation
Maintenance

Acute Heating & Cooling

Acute Heating & Cooling Logo

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User Rating

1235 Boone Hill Rd Suite 1, Summerville, SC 29483 (843) 894-3557 acutehvac.com

Reliable customer support

Informative resources

Prompt service delivery

Clear pricing policy

Free quotes

Services Offered

Maintenance
Furnace installation
Emergency services
Ventilation
Ac installation
Ac repair
Filtration
Ductless
Indoor air quality

Max Mechanical Heating and Air

Max Mechanical Heating and Air Logo

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User Rating

1550 Orange Grove Rd, Charleston, SC 29407 (843) 480-1098 maxairsc.com

Clear pricing policy

Reliable customer support

Informative resources

Services Offered

Emergency services
Ac installation
Inspection
Duct cleaning
Radiant heating
Maintenance
Indoor air quality
Furnace installation
Ductless
Ventilation

Holy City Heating & Air, LLC

Holy City Heating & Air, LLC Logo

Our Rating

User Rating

238 E Bay St, Charleston, SC 29401 (843) 920-3944 holycityhvac.com

Prompt service delivery

Reliable customer support

Clear pricing policy

Free quotes

Informative resources

Services Offered

Inspection
Filtration
Ductless
Furnace installation
Ac installation
Ventilation
Ac repair
Maintenance
Indoor air quality

Morelli Heating & Air Conditioning Inc.

Morelli Heating & Air Conditioning Inc. Logo

Our Rating

User Rating

2470 Faber Rd, North Charleston, SC 29405 (843) 554-8600 morelliair.com

Clear pricing policy

Prompt service delivery

Informative resources

Reliable customer support

Services Offered

Maintenance
Emergency services
Inspection
Boiler installation
Ac installation
Indoor air quality
Ventilation
Ductless
Furnace installation

Coastal Air Solutions

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User Rating

409 S Live Oak Dr, Moncks Corner, SC 29461 (843) 482-0407 coastalairsolutions.net

Free quotes

Informative resources

Prompt service delivery

Reliable customer support

Services Offered

Inspection
Indoor air quality
Ventilation
Furnace installation
Ac installation
Ductless
Ac repair
Emergency services
Maintenance

Terrace Heating & Air

Terrace Heating & Air Logo

Our Rating

User Rating

1828 Elsey Dr, Charleston, SC 29407 (843) 762-3639 terraceair.com

Free quotes

Reliable customer support

Informative resources

Services Offered

Ductless
Ac installation
Duct cleaning
Filtration
Inspection
Maintenance
Zoning systems
Indoor air quality
Furnace installation
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on hvac companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

Signs You May Need HVAC Repair or Replacement

If your HVAC system is broken or getting old, it likely needs repairs or replacement from an HVAC company. Look for these indicators your system needs service:

  • Cracking, rust, or corrosion
  • Strange noises when turning on
  • Frequent breakdowns and need for repairs
  • Higher than normal energy bills
  • Refrigerant leaks
  • Thermostat malfunctions or temperature control issues
  • Uneven heating/cooling or poor air circulation
  • An HVAC system that's over 15 years old

If you notice any of the above, it's wise to have a local HVAC technician inspect your system. They can identify problems and let you know whether repair or full HVAC replacement is needed.

Cost of HVAC Installation and Maintenance in Summerville

What you pay for HVAC installation or maintenance is determined by your system style. Common HVAC unit styles include the following:

  • Split or mini-split: If your home's ductwork can't accommodate a central HVAC system, you probably have a split or mini-split system. Split systems have indoor units in each room to control temperature; these indoor units all connect to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system works almost the same as a standard split system. It has the advantage of having the capability to use either electricity or gas for power.
  • Heat pump: Heat pumps move warm and cool air between your house and the outdoors. They don't generate their own heating and cooling, so they work best in more moderate climates and may not be as effective during Summerville's hot summers.
  • Packaged heating and air: Packaged HVAC systems work best in smaller houses. They consist of a single combined air conditioner and heating unit, usually located in an attic or basement. This unit is typically space-saving, energy-efficient, and easy to maintain.

HVAC maintenance prices differ based on the specific services needed. HVAC systems can be complex and potentially require several different services. Costs for typical jobs are as follows:

HVAC Unit TypeCost
Split$1,860-$4,743
Hybrid Split$3,770-$6,945
Heat Pump$2,919-$29,743
Packaged Heating and Air$244-$407

Ways to Save Money on HVAC Costs

Repairing or replacing your HVAC system when needed is crucial, but can be costly. Luckily, there are steps you can take to slow the wear and tear on your system.

  • Change filters regularly. Cleaning or replacing your air filters every 30–90 days helps air flow smoothly through your system. Also try to keep debris away from the outdoor portions of your HVAC system as much as possible.
  • Monitor for potential problems. Monitoring your system for problems — for example, by checking your thermostat and energy bills regularly — helps you get ahead of problems before they get too expensive.
  • Keep your system clean. Keeping your ductwork, indoor evaporator coil, condenser fan blades, and grills clean helps your system function optimally and reduces the risk of mold growth. The National Air Duct Cleaners Association recommends that you clean your HVAC system when it starts to look dirty.
  • Change the position of your blinds seasonally. Leaving your blinds open during the winter helps warm your home with passive solar heating. Closing the blinds during the summer helps prevent the heat from getting inside. Doing both helps reduce the demand on your HVAC system.
ServiceCost
Filter Replacement$61-$163
Condensor Cleaning$1,221-$3,664
Thermostat Repair$81-$204
Ductwork Cleaning$391-$977

How To Choose a Local HVAC Company

Knowing what makes a trustworthy HVAC company is vital for a successful installation or repair. An experienced, credentialed HVAC contractor gives you confidence your system can provide consistent heating and air conditioning year-round.

Compare Multiple Bids

Request estimates from three or more HVAC providers. Explain your issues and ask if specialists can inspect your system in person. Compare each provider's diagnoses, recommended solutions, estimated cost, timeline, and warranties. Avoid companies that pressure you or demand payment before work.

Check Credentials

When picking an HVAC company, choose one with technicians that have the proper training, licenses, and experience. HVAC contractors in all states need to obtain a Section 608 Technician Certification from the Environmental Protection Agency (EPA). This certification is required for any individual who helps "maintain, service, repair or dispose of equipment that could release refrigerants into the atmosphere." Contractors must pass an exam (the type of exam depends on the type of equipment they intend to work with) to be certified by the EPA. All other licensing requirements are handled on a state-by-state basis.

In South Carolina, HVAC contractors must be licensed as mechanical contractors through the South Carolina Department of Labor, Licensing and Regulation Contractor's Licensing Board. This license can have multiple specialities, such as Air Conditioning, Refrigeration, Electrical, Heating, or Plumbing, depending on what's needed for a specific project. Contractors must have one year of work experience and must pass an exam to obtain a license. Individual cities or counties may have additional requirements. Also check a company's reviews and complaints on sites such as Google Reviews, the Better Business Bureau (BBB), and Yelp. Pick a company with glowing feedback and stories of satisfied customers.

Understand Work Details

Always make sure you know the details of any project. For HVAC repairs, your provider should detail which parts require replacement and why. Confirm that your technician will clean and test the full system after repairs are finished to verify that it’s working properly. When getting a replacement, ask your contractor to explain the new HVAC system energy efficiency, estimated installation time, brand, features, and model. Before signing a contract, you should understand how your provider will size the system appropriately for your home and the price you'll pay.

Compare Warranties

A reputable HVAC company will back its repair work and equipment installations with a warranty. The longer and more comprehensive the warranty coverage, the better. Carefully compare warranty terms between contractors and choose the company that provides the greatest protection within your budget.

Get Quote in Writing

Get written estimates before starting any HVAC work. The quote should cover costs for both materials and labor. Read all terms carefully before signing.

Frequently Asked Questions About HVAC in Summerville, SC

You should have your HVAC system inspected about twice annually. At the time of the inspection, your technician will inform you what services are needed. You should also schedule an inspection if you start noticing issues such as strange noises, leaks, or unusual smells. If your home has ductwork, you should have it inspected every few years.

Normally, you should schedule inspections in the spring and fall, as technicians tend to be less busy at these times. This also helps get your system ready for the summer and winter, when it probably sees the most use.

You can save energy during the summer by making it easier for your HVAC system to keep your home cool. Keep your thermostat temperature as close to the outside temperature as you comfortably can, and try to avoid making drastic changes in temperature all at once. Keep your roof well-maintained and seal any leaks around your windows and doors to help keep cool air in. Similarly, ensure that your attic is well ventilated to avoid trapping excess heat in your home.

It takes around one to three days to have an HVAC system installed or replaced. If you only need a furnace or a single air conditioning unit, this can take between half a day and two days. This timeline can be affected by the size of your home, how easily accessible your system is, and any issues your technician discovers.

For a 2,000-square-foot home, you should look for around 2.5 to 5 tons of air conditioning capacity. In Summerville, you'll probably want to choose a unit that's on the higher end of this range. For a house over 1,000 square feet, central air is likely to be more effective than window units for cooling.

For a 2,000-square-foot home, you should also look for a furnace that is between 50,000 and 80,000 BTUs (British thermal units). In Summerville, you may be able to make do with a lower-capacity furnace.

Your HVAC company might provide financing options via a third-party lender, or you might choose to obtain your own loan. It's smart to discuss payment options with a financial advisor and your HVAC company to make sure that you find the best option for you.

There are several ways you can make your HVAC system more energy-efficient:

  • Keep ductwork clean, and change or clean your air filters on a regular basis.
  • Schedule regular inspections to take care of issues as they come up.
  • Keep your attic well-ventilated and make sure all doors and windows are well-sealed.
  • Install a smart thermostat. If you don't want to or can't buy one, try keeping your inside temperature as close to the outside temperature as you can.
  • When replacing part of your system, explore Energy Star-certified or other environmentally friendly options.

Other Summerville, SC Home Services

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