10 Best HVAC Companies in Charleston, IL

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Last Updated: February 25, 2025

According to the Department of Energy, approximately 55% of the energy used in American homes is used for heating and cooling. Since cooling and heating represent such a significant chunk of your utility bills, you'll want to make sure the HVAC system in your Charleston home is functioning optimally.

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 top HVAC companies in Charleston.

Top 10 Best HVAC Companies in Charleston

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ABC Heating & Air Conditioning, Inc

ABC Heating & Air Conditioning, Inc Logo

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2815 Hundman Dr #1, Champaign, IL 61822 (217) 352-5400 abcheatingandac.com

Free quotes

Prompt service delivery

Clear pricing policy

Services Offered

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

Air King Inc.

Air King Inc. Logo

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250 E Eldorado St, Decatur, IL 62523 (217) 203-8466 airkinginc.com

Clear pricing policy

Free quotes

Informative resources

Reliable customer support

Services Offered

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

Northern Comfort Systems

Northern Comfort Systems Logo

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User Rating

2105 Maple Ave, Terre Haute, IN 47804 (812) 645-3208 northerncomfortsystems.com

Reliable customer support

Free quotes

Prompt service delivery

Clear pricing policy

Informative resources

Services Offered

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

Bratcher Heating & Air Conditioning

Bratcher Heating & Air Conditioning Logo

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User Rating

2802 Hundman Dr, Champaign, IL 61822 (217) 378-4328 bratchercomfort.com

Informative resources

Free quotes

Reliable customer support

Clear pricing policy

Services Offered

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

Aire Serv of Terre Haute

Aire Serv of Terre Haute Logo

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User Rating

120 W Johnson Dr, Terre Haute, IN 47802 (812) 610-4197 aireserv.com

Free quotes

Reliable customer support

Clear pricing policy

Informative resources

Prompt service delivery

Services Offered

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

Bash Heating & Air Conditioning Inc

Bash Heating & Air Conditioning Inc Logo

Our Rating

User Rating

809 Pioneer St, Champaign, IL 61820 (217) 352-5127 bashheating.com

Prompt service delivery

Reliable customer support

Informative resources

Services Offered

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

Design-Air Heating & A/C, LLC

Design-Air Heating & A/C, LLC Logo

Our Rating

User Rating

1201 N 19th St, Decatur, IL 62521 (217) 429-1105 designairhvac.com

Reliable customer support

Free quotes

Informative resources

Services Offered

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

Yard Heating & Cooling

Yard Heating & Cooling Logo

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User Rating

100 S Spresser St, Taylorville, IL 62568 (217) 516-3768 yardheatingandcooling.com

Informative resources

Free quotes

Reliable customer support

Clear pricing policy

Services Offered

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

Mattex Heating, Cooling, Plumbing, Sewer, and Electrical

Mattex Heating, Cooling, Plumbing, Sewer, and Electrical Logo

Our Rating

User Rating

402 S Staley Rd, Champaign, IL 61822 (217) 469-5871 mattexservice.com

Informative resources

Clear pricing policy

Free quotes

Reliable customer support

Services Offered

Inspection
Indoor air quality
Ductless
Furnace installation
Boiler repair
Furnace repair
Filtration
Maintenance

Jesse Heating & Air Conditioning

Jesse Heating & Air Conditioning Logo

Our Rating

User Rating

3702 W Old Church Rd, Champaign, IL 61822 (217) 352-8511 jesseheatingandair.com

Free quotes

Informative resources

Services Offered

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

A malfunctioning or aging HVAC system probably needs attention from a professional who can make repairs or install a new unit. Keep an eye out for these common signs that your HVAC needs service:

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

These HVAC red flags indicate that you should have your system evaluated. A local technician can complete an inspection, identify problems, and recommend repairing or replacing your HVAC unit.

Cost of HVAC Installation and Maintenance in Charleston

The price of HVAC installation or maintenance will vary depending on the type of unit you have. Common types of HVAC units include the following:

  • Split or mini-split: If your home's ductwork isn’t suited for 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 unit operates similarly to a regular split system. It gives flexibility by providing the option to use either electricity or gas for energy.
  • Heat pump: Heat pumps move warm and cool air between your home and the outside. These systems don't generate their own heat or AC, so they work more efficiently in milder climates.
  • Packaged heating and air: Packaged HVAC systems are often a good option for smaller homes. Packaged systems consist of a single combined heating and cooling unit that's usually located in an attic or basement. This unit tends to be efficient, compact, and easy to maintain.

The cost of HVAC maintenance also depends on what kind of work being done. HVAC systems are complex and might require different kinds of maintenance. The prices of some common jobs are as follows:

HVAC Unit TypeCost
Split$1,933-$4,928
Hybrid Split$3,917-$7,216
Heat Pump$3,033-$30,903
Packaged Heating and Air$254-$423

Ways to Save Money on HVAC Costs

Taking care of necessary HVAC repairs and replacements when needed is important, but can be expensive. Luckily, there are steps you can take to slow the wear and tear on your system.

  • Change filters regularly. Air flows through your HVAC system most effectively when you change out or clean the filters every 1–3 months. Also avoid letting debris pile up on the outside areas of your HVAC.
  • Keep your system clean. Regularly cleaning grills, indoor evaporator coil, condenser fan blades, and ductwork helps your HVAC system run efficiently and lowers your risk of mold. The National Air Duct Cleaners Association recommends cleaning your heating and cooling system when it starts to look dirty.
  • 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 amount of work your HVAC system needs to do.
  • Monitor for potential problems. Monitor your system for issues, for example by consistently checking your thermostat and energy bills. This allows you to address problems before they get too expensive.
ServiceCost
Filter Replacement$63-$169
Condensor Cleaning$1,269-$3,807
Thermostat Repair$85-$211
Ductwork Cleaning$406-$1,015

How To Choose a Local HVAC Company

Knowing what to look for in an HVAC company is important for a successful project. Look for an experienced, licensed contractor that can offer you peace of mind and make sure your system provides reliable heating and air conditioning for your home.

Compare Multiple Bids

Contact at least three HVAC companies for quotes. Describe the issues and have specialists visit to inspect your HVAC system if possible. Compare the contractors' explanations, solutions, estimated costs, timeframes, and warranties. Avoid providers that pressure you or demand payment upfront.

Check Credentials

Look for an HVAC company that employs qualified technicians with the necessary licensure and training. HVAC contractors in all states need to obtain a Section 608 Technician Certification from the Environmental Protection Agency (EPA). This certification is mandatory for all contractors who "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 what kind of equipment they intend to work with) to be certified by the EPA. All other licensing requirements are handled by the state.

Illinois doesn't have state-level contractor licensing requirements. However, there may be local regulations. Be sure to check with your municipal government to verify that your contractor meets all of the requirements. You can also verify an Illinois business license on the Secretary of State's website. Also look at a company's reviews and complaints on sites such as Google Reviews, Yelp, and the Better Business Bureau (BBB). Pick a company with glowing feedback and good customer testimonials.

Understand Work Details

Always make sure you understand what a company’s process looks like. When HVAC repairs are needed, ask your provider to list which parts need replacement and why. Confirm that your technician will clean and test your system after finishing the work to guarantee proper operation. When replacing your HVAC, request that the installation company describe the new model, brand, energy efficiency, features, and estimated installation time. Before signing a contract, ask about the process your provider will use to properly size the new system for your home and how much it will cost.

Compare Warranties

Good HVAC companies offer warranties on service and installations. The more complete the coverage, the better. Compare warranty details between companies and pick the one that provides the best protection for a fair price.

Get Quote in Writing

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

Frequently Asked Questions About HVAC in Charleston, IL

Normally, your HVAC system should be inspected twice a year. After an inspection, your HVAC technician will tell you what, if any, services are required. You should also have your system inspected and serviced if you start to notice any issues, such as strange noises, unusual smells, or leaks. If you have ductwork in your home, it should be serviced every few years.

The best times of the year to have an HVAC inspection are during the spring and fall. Technicians are often less busy during these times, so it will be 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 throughout the year by reducing the amount of power your HVAC system uses to maintain your home's temperature. During all seasons, keep your thermostat as close to the outside temperature as possible, and avoid making drastic changes — adjust it only a few degrees at once. You could also consider getting a smart thermostat.

It takes around one to three days to have an HVAC system installed or replaced. If you need just an air conditioning unit or a furnace, this might take anywhere from a few hours up to two days. This timeline can be influenced by the size of your house, how easily accessible your system is, and any issues your technician uncovers.

For a 2,000-square-foot home, you should look for a furnace that's between 50,000 and 80,000 BTUs (British thermal units).

For a 2,000-square-foot home, you'll also want to purchase an air conditioning unit with around 2.5 to 5 tons of capacity. Typically, if your home is over 1,000 square feet, central air will be more effective than window air conditioning units.

Your HVAC company might offer financing options via a third-party lender, or you may choose to obtain a loan on your own. It's a good idea to discuss payment options with a financial advisor and your HVAC company to make sure that you're choosing the best option for you.

Other Charleston, IL Home Services

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