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Last Updated: February 25, 2025
If you're like the average American, more than half of your energy bill (55%, according to the U.S. Department of Energy) goes toward heating and cooling your home. With the cost of living in Chicago Heights, you're likely eager to reduce your energy bills.
Our guide to the top HVAC companies in Chicago Heights can help you get your system into its best shape ever, allowing you to keep comfortable while saving money.

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Free quotes
Reliable customer support
Prompt service delivery
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Services Offered

Our Rating
User Rating
Informative resources
Reliable customer support
Clear pricing policy
Services Offered

Our Rating
User Rating
Clear pricing policy
Informative resources
Free quotes
Services Offered

Our Rating
User Rating
Informative resources
Clear pricing policy
Reliable customer support
Free quotes
Services Offered

Our Rating
User Rating
Free quotes
Reliable customer support
Clear pricing policy
Informative resources
Services Offered

Our Rating
User Rating
Clear pricing policy
Informative resources
Free quotes
Prompt service delivery
Reliable customer support
Services Offered

Our Rating
User Rating
Free quotes
Clear pricing policy
Informative resources
Services Offered

Our Rating
User Rating
Reliable customer support
Clear pricing policy
Free quotes
Informative resources
Services Offered

Our Rating
User Rating
Prompt service delivery
Informative resources
Reliable customer support
Free quotes
Clear pricing policy
Services Offered

Our Rating
User Rating
Reliable customer support
Free quotes
Clear pricing policy
Informative resources
Services Offered
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:
A faulty or aging HVAC system probably needs attention from a professional who can make repairs or install a new unit. Look out for these common signs that your HVAC needs service:
If you notice any of the above, have a local HVAC technician inspect your system. They can diagnose problems and recommend whether repair or full HVAC replacement is the best course of action.
HVAC installation or maintenance prices change depending on your system. Common HVAC unit varieties include the following:
The cost of HVAC maintenance also depends on the 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 Type | Cost | |
|---|---|---|
| Split | $1,960-$4,995 | |
| Hybrid Split | $3,971-$7,315 | |
| Heat Pump | $3,074-$31,328 | |
| Packaged Heating and Air | $257-$429 |
It’s important to take care of HVAC repairs and replacements when they are required, though they can be expensive. The good news is that homeowners have ways to reduce gradual wear and tear and reduce the frequency of breakdowns.
| Service | Cost | |
|---|---|---|
| Filter Replacement | $64-$172 | |
| Condensor Cleaning | $1,286-$3,859 | |
| Thermostat Repair | $86-$214 | |
| Ductwork Cleaning | $412-$1,029 |
It's important to know what makes a good HVAC company. A properly licensed contractor with the right experience will give you confidence that they can fix your system, providing you with effective heating and cooling for your home.
Get quotes from three or more HVAC companies. Describe your issues and ask if specialists can inspect your system in person. Compare each contractor's diagnoses, recommended solutions, estimated cost, warranties, and timeline. Avoid providers that pressure you or demand payment before work.
When looking for an HVAC company, choose one with technicians that have the proper training, licenses, and experience. In all states, HVAC contractors need to obtain a Section 608 Technician Certification from the Environmental Protection Agency (EPA). This certification is mandatory for any individual who helps "maintain, service, repair or dispose of equipment that could release refrigerants into the atmosphere." An individual 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.
There are no state-level licensing requirements for contractors in Illinois. 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 verify an Illinois business license on the Secretary of State's website. Reviewing feedback on Google Reviews, the Better Business Bureau (BBB), Yelp, and similar sites can help your decision as well. Choose a provider with great reviews and stories of positive customer experiences.
Make sure you understand the details of your project before it begins. When getting HVAC repairs, have your provider specify which parts require replacement and why. Get confirmation that your technician will clean and test the entire system after the repair to verify that everything works. When replacing your HVAC system, ask the contractor to provide details on the new brand, model, features, estimated installation time, and energy efficiency. Before signing a contract, make sure you understand how your provider will properly size the new unit for your home and what the cost will be.
Trustworthy HVAC companies stand behind their services with warranties. Compare warranties from different companies, keeping in mind that more comprehensive coverage is better. Look for the company that offers the most coverage for a reasonable price.
Always get estimates for HVAC service in writing before work begins. A comprehensive quote should cover both materials and labor. Make sure you agree to all terms before signing a contract.
Normally, you should have your HVAC system inspected twice a year. After that inspection, your HVAC technician will tell you what services are needed. You should also call a technician if you start to notice any issues, such as leaks, strange noises, or unusual smells. If your home has ductwork, it should be serviced every few years.
The best times to have your HVAC system inspected are the spring and fall. Technicians are 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, which is when it normally sees the most use.
You can save energy throughout the year by reducing the amount of work it takes 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 once. You could also consider installing a smart thermostat.
Generally, HVAC installation or replacement takes one to 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 how large your home is, how easily accessible different areas are, and whether your technician finds any problems.
For a 2,000-square-foot home, try to purchase 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. Typically, if your home is larger than 1,000 square feet, central air will be more effective than window air conditioning units.
Typically, HVAC financing is provided by a third-party lender. If your HVAC company doesn't have financing options, you might consider taking out your own loan. Be sure to talk to a financial advisor and your HVAC company to learn what options are available and appropriate for your situation.
There are several ways you can make your HVAC system more energy-efficient:
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