10 Best HVAC Companies in Hanahan, SC

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Last Updated: February 25, 2025

On average, American homeowners devote 55% of their energy usage to heating and cooling their home, according to the Department of Energy. Hanahan's hot summers probably increase your energy costs spending during the warmer months. The average resident spends $120 a month cooling their home.

Our list of the top HVAC companies in Hanahan can help you save money by getting your HVAC system repaired, installed or replaced by the right person for the right price.

Top 10 Best HVAC Companies in Hanahan

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Olde Towne Heating & Air, LLC

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

Informative resources

Reliable customer support

Clear pricing policy

Services Offered

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

TemperaturePro Charleston

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

Clear pricing policy

Informative resources

Reliable customer support

Prompt service delivery

Free quote

Services Offered

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

Atlantis Heating & Air Conditioning

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

Free quote

Clear pricing policy

Reliable customer support

Prompt service delivery

Services Offered

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

Burke HVAC Services, Inc.

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

Informative resources

Reliable customer support

Clear pricing policy

Free quotes

Services Offered

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

Max Mechanical Heating and Air

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

Clear pricing policy

Informative resources

Reliable customer support

Services Offered

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

Holy City Heating & Air, LLC

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

Prompt service delivery

Clear pricing policy

Free quotes

Informative resources

Reliable customer support

Services Offered

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

Acute Heating & Cooling

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

Prompt service delivery

Reliable customer support

Informative resources

Clear pricing policy

Free quotes

Services Offered

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

Morelli Heating & Air Conditioning Inc.

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

Informative resources

Reliable customer support

Prompt service delivery

Clear pricing policy

Services Offered

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

Terrace Heating & Air

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

Informative resources

Reliable customer support

Free quotes

Services Offered

Zoning systems
Filtration
Furnace installation
Inspection
Indoor air quality
Ac installation
Ductless
Maintenance
Duct cleaning

Coastal Air Solutions

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

Reliable customer support

Informative resources

Prompt service delivery

Free quotes

Services Offered

Indoor air quality
Ac installation
Maintenance
Furnace installation
Inspection
Ac repair
Ventilation
Ductless
Emergency services
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 home's HVAC system isn't working correctly or suffering from a lot of wear and tear, you may need to hire an HVAC contractor for repairs or replacement. Look for these common indicators that your system needs professional attention:

  • Refrigerant leaks
  • Poor air circulation or uneven heating/cooling
  • Strange noises when turning on
  • Frequent breakdowns and need for repairs
  • Cracking, rust, or corrosion
  • Thermostat malfunctions or temperature control issues
  • Higher than normal energy bills
  • 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 pinpoint problems and let you know whether repair or full HVAC replacement is the better solution.

Cost of HVAC Installation and Maintenance in Hanahan

Your HVAC installation or maintenance cost fluctuates depending on the type of unit. Common HVAC unit types include the following:

  • Split or mini-split: If your home doesn't have the right ductwork for central heating or air, you likely have a split HVAC system. Split or mini-split systems consist of internal units that regulate the temperature in individual rooms. These interior units are all connected to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system works almost the same as a standard split system. It has the benefit of having the capability to use either electricity or gas for power.
  • Heat pump: Heat pumps circulate hot and cool air between your home and the outdoors. They don't generate their own heat or AC, so they perform best in mild climates and may not be as effective during Hanahan's hot summers.
  • Packaged heating and air: Packaged HVAC systems work best in smaller houses. They consist of a single combined heating and air conditioning unit, usually located in a basement or attic. This unit is typically space-saving, cost-effective, and straightforward to maintain.

HVAC maintenance costs vary depending on the particular service needed. HVAC systems are complicated and might require different maintenance services. Fees for some common services are as follows:

HVAC Unit TypeCost
Split$1,869-$4,763
Hybrid Split$3,786-$6,975
Heat Pump$2,932-$29,872
Packaged Heating and Air$245-$409

Ways to Save Money on HVAC Costs

Fixing your HVAC by repairing or replacing parts when needed is important, but can be expensive. Fortunately, there are steps you can take to reduce gradual wear and tear on your system.

  • Change filters regularly. Replacing or cleaning your air filters every 1–3 months helps air flow efficiently through your system. Also try to keep debris away from the external sections of your HVAC system as much as possible.
  • Monitor for potential problems. Monitoring the efficiency of your HVAC system — for instance by reviewing your thermostat settings and energy bills — helps you identify and fix problems before they get too expensive.
  • Change the position of your blinds seasonally. Keeping your blinds closed in the summer helps block out passive solar heat. Keeping them open in the winter helps you take advantage of this same heat. Both of these measures help reduce the strain on your HVAC system.
  • Keep your system clean. Keeping your grills, ductwork, indoor evaporator coil, and condenser fan blades clean helps your system run and reduces the risk of mold growth. The National Air Duct Cleaners Association recommends cleaning your HVAC system whenever it begins to look dirty.
ServiceCost
Filter Replacement$61-$164
Condensor Cleaning$1,227-$3,680
Thermostat Repair$82-$204
Ductwork Cleaning$393-$981

How To Choose a Local HVAC Company

Knowing the indicators of a good HVAC company is important. A properly licensed contractor with the right experience will give you confidence that they can keep your system running efficiently, providing you with effective air conditioning and heating for your home.

Compare Multiple Bids

Contact at least three HVAC contractors for quotes. Describe your issues and schedule an in-person inspection if possible. Compare contractors' diagnoses, suggested repairs, estimated costs, timeframes, and warranties. Avoid providers that pressure you or demand upfront payment.

Check Credentials

It's important to choose an HVAC company that employs technicians with the appropriate qualifications and expertise. HVAC contractors in all states have federal requirements set by the Environmental Protection Agency (EPA). To obtain the EPA Section 608 Technician Certification, an individual must pass an exam (the type of exam depends on the kind of equipment they intend to work with). Section 608 certification is required for all technicians who "maintain, service, repair or dispose of equipment that could release refrigerants into the atmosphere." All other licensing requirements are handled on a state-by-state basis.

HVAC contractors in South Carolina must be licensed as mechanical contractors by the South Carolina Department of Labor, Licensing and Regulation Contractor's Licensing Board. This license can have multiple specialities, such as Plumbing, Air Conditioning, Heating, Refrigeration, or Electrical, depending on what's needed for a specific project. Contractors need to have one year of work experience and pass an exam to get a license. Your city or county may have additional requirements. You should also look at reviews and complaints on sites like the Better Business Bureau (BBB), Google Reviews, and Yelp. Pick a company with positive reviews and testimonials about great customer experiences.

Understand Work Details

It’s important to understand what the work process will look like. For HVAC repairs, the company should list the particular parts that need replacement and why. Confirm that your technician will clean and test the full system afterward to ensure proper functioning. For replacement, ask your contractor to explain the new HVAC system estimated installation time, brand, features, energy efficiency, and model. Before work begins, you should understand the process your provider will use to properly size the system for your home and the price you'll pay.

Compare Warranties

Reliable HVAC companies provide warranties for their services. Broader coverage is better, so make sure to compare warranties between companies. Choose the one that offers the best coverage at a fair cost.

Get Quote in Writing

Get a written proposal before HVAC work starts. A full quote includes both labor and material costs. Make sure you understand and agree to all terms before signing the contract.

Frequently Asked Questions About HVAC in Hanahan, SC

Normally, you should have your HVAC system inspected twice a year. After an inspection, your HVAC technician will tell you what services are needed. You should also have an inspection if you notice any new issues, like strange noises, unusual smells, or leaks. If your home has ductwork, it should be serviced every few years.

The best times to have an HVAC inspection are the spring and fall. Technicians are generally less busy during these times, which makes it easier to get an appointment. This also ensures that your system is ready for the summer and winter, the times of the year when it gets the most use.

You can save energy during the summer by making it easier for your HVAC system to keep your home cool. Set your thermostat as close to the outside temperature as is comfortable, and try to avoid making drastic changes in temperature all at once. Keep your roof well-maintained and seal any door or window leaks to help keep cool air in. Similarly, make sure your attic is well ventilated to avoid trapping excess heat in your home.

Generally, whole-system HVAC installation or replacement takes one to three days. Installing or replacing a furnace or air conditioning unit takes anywhere from about half a day up to two days. The exact amount of time will be based on factors like how large your home is, how easily accessible different parts of the system are, and whether your technician finds any problems.

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

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 Hanahan, you may be able to make do with a lower-capacity furnace.

Typically, HVAC financing is through a third-party lender. If your HVAC company doesn't have financing options, you might consider taking out your own loan. Be sure to speak with a financial advisor and your HVAC company to learn what options are available to you and appropriate for your situation.

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

  • Make sure your air ducts remain clean, and change or clean your air filters on a regular basis.
  • Schedule regular inspections to take care of issues as they arise.
  • Make sure your doors and windows are well-sealed and keep your attic well-ventilated.
  • Install a smart thermostat. If you aren't able to purchase one, try keeping your inside temperature as close to the outside temperature as is comfortable.
  • When replacing part of your HVAC system, explore Energy Star-certified or similar environmentally friendly options.

Other Hanahan, SC Home Services

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