10 Best HVAC Companies in Harrisburg, IL

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Last Updated: February 25, 2025

According to the Department of Energy, approximately 55% of energy use in American homes goes toward heating and cooling. It's important to make sure the temperature control systems in your Harrisburg home are working properly, so you can avoid spending more than necessary.

Read our list of the top HVAC companies in Harrisburg to find the best choice for you and your home. Our topic contractors can help you reduce your bills while still staying comfortable.

Top 10 Best HVAC Companies in Harrisburg

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Pass One Hour Heating and Air

Pass One Hour Heating and Air Logo

Our Rating

User Rating

208 Rushing Dr, Herrin, IL 62948 (618) 997-6471 passonehour.com

Prompt service delivery

Reliable customer support

Informative resources

Clear pricing policy

Free quotes

Services Offered

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

Schmitt Refrigeration, Heating & Air

Schmitt Refrigeration, Heating & Air Logo

Our Rating

User Rating

200 S Governor St, Evansville, IN 47713 (812) 424-5878 schmittrefrigeration.net

Reliable customer support

Informative resources

Free quotes

Clear pricing policy

Services Offered

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

GR Freeman Heating & Air Conditioning, Inc.

GR Freeman Heating & Air Conditioning, Inc. Logo

Our Rating

User Rating

1135 Indy Ct, Evansville, IN 47725 (812) 867-5077 grfreeman.com

Reliable customer support

Free quotes

Informative resources

Clear pricing policy

Services Offered

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

Heartland Mechanical Contractors

Heartland Mechanical Contractors Logo

Our Rating

User Rating

511 Health Dept Rd, Murphysboro, IL 62966 (618) 684-3606 heartlandmechanical.com

Informative resources

Free quotes

Services Offered

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

Aire Serv of Benton

Aire Serv of Benton Logo

Our Rating

User Rating

315 S Main St, Benton, IL 62812 (618) 300-5713 aireserv.com

Informative resources

Free quotes

Reliable customer support

Prompt service delivery

Clear pricing policy

Services Offered

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

Darnell Heating & Cooling

Darnell Heating & Cooling Logo

Our Rating

User Rating

701 S Logan St, West Frankfort, IL 62896 (618) 937-4010 darnellac.com

Services Offered

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

J & R Appliances / Mechanical

J & R Appliances / Mechanical Logo

Our Rating

User Rating

1001 Broadway St, Mt Vernon, IL 62864 (618) 327-8495 jrappliances.net

Prompt service delivery

Free quote

Informative resources

Reliable customer support

Clear pricing policy

Services Offered

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

Beuligmann Heating & Air Conditioning

Beuligmann Heating & Air Conditioning Logo

Our Rating

User Rating

140 IN-68, Poseyville, IN 47633 (812) 874-3149 beuligmann.com

Services Offered

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

Jacobs Air Conditioning & Heating

Jacobs Air Conditioning & Heating Logo

Our Rating

User Rating

2330 N McRoy Dr, Carbondale, IL 62901 (618) 529-2989 jacobsheat.com

Clear pricing policy

Prompt service delivery

Free quotes

Informative resources

Services Offered

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

Lappe Heating & Air

Lappe Heating & Air Logo

Our Rating

User Rating

621 N 9th Ave, Evansville, IN 47712 (812) 624-8798 lappeheatingandair.com

Clear pricing policy

Prompt service delivery

Reliable customer support

Services Offered

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

A faulty or aging HVAC system probably needs professional attention from a technician who can make repairs or install a new unit. Look out for these common indicators that your HVAC needs service:

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

If you notice any of the above, have a local HVAC technician inspect your system. They can pinpoint problems and determine whether repair or full HVAC replacement is the better solution.

Cost of HVAC Installation and Maintenance in Harrisburg

HVAC installation or maintenance prices vary depending on your system. Common HVAC unit varieties 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 interior units in each room to control temperature; these indoor units all connect to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system functions in the same way as a normal split system, but has the benefit of being able to utilize energy from either electric or gas sources.
  • Heat pump: Heat pumps work by moving hot and cold air between your home and the outdoors. These systems don't create heat or air conditioning themselves, and are more effective in more moderate climates.
  • Packaged heating and air: Packaged HVAC systems are often a good option for smaller homes. Packaged systems consist of a single heating and cooling unit that's usually located in an attic or basement. This unit tends to be compact, efficient, and easy to maintain.

HVAC maintenance prices vary based on the services needed. HVAC systems are complex and may need multiple types of maintenance. Costs for 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

HVAC upkeep is important, but can be expensive. Luckily, there are steps homeowners can take to reduce wear and tear on their HVAC and lower future maintenance needs.

  • Monitor for potential problems. Keep an eye on your system for issues, for example by consistently checking your thermostat and energy bills. This helps you address problems before they get out of hand.
  • Change filters regularly. Changing your air filters or washing them every 30–90 days allows smooth air circulation through your system. You should also try to keep debris from accumulating on the outside components of your HVAC.
  • Change the position of your blinds seasonally. Leaving your blinds open during the winter allows passive solar heating to warm your home. Closing the blinds in warmer seasons helps prevent the heat from getting inside. Doing both helps minimize the strain on your HVAC system.
  • Keep your system clean. Cleaning your condenser fan blades, grills, indoor evaporator coil, and ductwork regularly helps your HVAC system work efficiently and reduces the risk of mold growth. The National Air Duct Cleaners Association recommends cleaning your HVAC system when it begins to look dirty.
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 makes a trustworthy HVAC company is key for an easy 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

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 companies that pressure you or demand payment upfront.

Check Credentials

Choose an HVAC company with well-trained technicians who have appropriate licensing and experience. In all states, HVAC contractors have federal requirements from the Environmental Protection Agency (EPA). To obtain the EPA Section 608 Technician Certification, an individual must pass an exam (the specific exam depends on what kind of equipment they plan 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 at the state level.

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

Understand Work Details

Always make sure you know what a company’s process is like. When HVAC repairs are needed, ask your provider to specify which parts need replacement and why. Confirm that your technician will clean and test the system after finishing the work to verify proper operation. When getting a replacement, ask the contractor to explain the new HVAC system model, energy efficiency, estimated installation time, brand, and features. Before signing a contract, 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

A trustworthy HVAC company will back its repair services and equipment installations with a warranty. The longer and more comprehensive the coverage terms, the better. Carefully compare warranty terms between contractors and choose the company that provides the best protection at a reasonable price.

Get Quote in Writing

Always get estimates for HVAC service in writing before work begins. A detailed quote should cover both materials and labor. Make sure you review all terms before signing a contract.

Frequently Asked Questions About HVAC in Harrisburg, IL

You should have your HVAC system inspected twice yearly. After completing their inspection, your technician will tell you what services are needed. You should also schedule an inspection if you notice new issues such as strange noises, unusual smells, or leaks. If your system has ductwork, it should be inspected every few years.

Generally, it's best to schedule inspections in the spring and fall, as these times tend to be less busy. This also helps get your system ready for the summer and winter, when it probably sees the most use.

You can save energy throughout the year by making it easier for your HVAC system to maintain the temperature of your home. During all seasons, keep your thermostat as close to the outside temperature as is comfortable, and try to adjust it only a few degrees at a time. You could also consider a smart thermostat.

Generally, HVAC installation or replacement takes between one and three days for the entire system. Installing or replacing an air conditioning unit or a furnace takes anywhere from about half a day up to two days. The exact amount of time will vary depending on things like the size of your house, how easily accessible different areas are, and whether your technician runs into any problems.

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 look for an air conditioning unit with around 2.5 to 5 tons of capacity. Usually, if your home is over 1,000 square feet, central air will be more effective than window air conditioning units.

Usually, HVAC financing is provided by a third-party lender. If your HVAC company doesn't offer these options, you may consider taking out your own loan. Be sure to speak with your HVAC company and a financial advisor to find out what options are available and appropriate for your situation.

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