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10 Best HVAC Companies in Chicago, IL

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Written By Bradford Cuthrell

Last Updated February 2024

On average, 55% of energy use in American homes goes toward heating and cooling, according to the U.S. Department of Energy. It's important to make sure the temperature control systems in your Chicago home are functioning optimally, so you can avoid spending more than you need to.

Our list of the top HVAC companies in Chicago can help you save money by getting your HVAC system installed, repaired or replaced for a fair price by a skilled worker.

Top 10 Best HVAC Companies in Chicago

Browns Heating & Cooling

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1 E Erie St, Chicago, IL 60611 (708) 536-8134 brownshvac.net

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Free quote

Reliable customer support

Prompt service delivery

Clear pricing policy

Services Offered

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

24 Heating & Cooling

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9008 S Oketo Ave, Bridgeview, IL 60455 (708) 854-7116 24heatingcooling.com

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Informative resources

Reliable customer support

Clear pricing policy

Services Offered

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

Eco Temp HVAC

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1210 S Indiana Ave APT 4611, Chicago, IL 60605 (224) 253-8131 ecotemphvac.com

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Clear pricing policy

Informative resources

Free quote

Services Offered

Boiler installation
Ductless
Furnace repair
Inspection
Radiant heating
Ac installation
Boiler repair
Indoor air quality
Ac repair
Maintenance
Duct cleaning
Furnace installation

Global Heating and Cooling LLC

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919 N Ashland Ave, Chicago, IL 60622 (773) 801-3734 globalheatingcooling.us

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Reliable customer support

Clear pricing policy

Free quote

Services Offered

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

Green Air Care

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3257 N Sheffield Ave Suite 113, Chicago, IL 60657 (888) 363-5798 greenaircare.com

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Informative resources

Clear pricing policy

Reliable customer support

Services Offered

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

All Temp Heating & Air Conditioning

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4363 W Montrose Ave, Chicago, IL 60641 (866) 693-2009 alltemp.com

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Reliable customer support

Clear pricing policy

Prompt service delivery

Free quote

Services Offered

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

Hero Air

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4427 N Moody Ave, Chicago, IL 60630 (773) 572-7271 myheroair.com

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Reliable customer support

Informative resources

Clear pricing policy

Services Offered

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

Around the Town Heating and Cooling

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1025 W 79th St, Chicago, IL 60620 (312) 243-9896 aroundthetownhvac.com

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Prompt service delivery

Reliable customer support

Clear pricing policy

Free quote

Services Offered

Maintenance
Furnace installation
Ac installation
Emergency services
Boiler installation
Boiler repair
Ac repair
Ductless
Inspection
Furnace repair

Cosmic HVAC Inc.

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1655 S Blue Island Ave Suite 422, Chicago, IL 60608 (872) 222-3059 cosmicair.today

Reliable customer support

Prompt service delivery

Free quote

Informative resources

Clear pricing policy

Services Offered

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

Aircor HVAC air conditioning and heating, Inc.

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2804 W Belmont Ave #106, Chicago, IL 60618 (773) 800-1777 aircorheatingcooling.com

Prompt service delivery

Clear pricing policy

Informative resources

Reliable customer support

Services Offered

Ventilation
Maintenance
Boiler repair
Inspection
Duct cleaning
Ac repair
Emergency services
Furnace installation
Ac installation
Boiler 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 fixes or install a new unit. Look out for these common indicators that your HVAC needs service:

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

Schedule an inspection if you notice any of these problems. A local technician can evaluate your system, detect problems, and figure out whether you need repairs or a new HVAC unit.

Cost of HVAC Installation and Maintenance in Chicago

What you pay for HVAC installation or maintenance depends on 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 internal units in each room to control temperature. These indoor units all connect to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system performs similarly to a standard split system, but has the capacity to draw on either electricity or gas as energy sources.
  • Heat pump: Heat pumps work by transferring hot and cold air between your home and the outdoors. These systems don't produce heat or air conditioning themselves, and are better for more moderate climates.
  • Packaged heating and air: Packaged HVAC systems are a practical choice for smaller houses. These systems have a single heating and cooling unit, typically located in an attic or basement. They're space-saving, cost-effective, and easy to maintain.

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

HVAC Unit TypeCost
Split$2,006-$5,115
Hybrid Split$4,066-$7,490
Heat Pump$3,148-$32,077
Packaged Heating and Air$263-$439

Ways to Save Money on HVAC Costs

HVAC system repairs and replacements are important, but can be pricey. Thankfully, there are steps homeowners can take to reduce wear and tear on their HVAC and lower future maintenance needs.

  • Change the position of your blinds seasonally. Opening your blinds in winter allows passive solar heat into your house. Closing your blinds in summer blocks some heat from getting indoors. Both of these measures help lower the work required from your home’s HVAC system.
  • Monitor for potential problems. Monitor your system for issues, for example by routinely checking your thermostat and energy bills. This helps you address problems before they get out of hand.
  • Change filters regularly. Replacing or cleaning your air filters every 30–90 days helps air flow smoothly through your system. You should also try to keep debris away from the external sections of your HVAC system as much as possible.
  • 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 cleaning your HVAC system whenever it begins to look dirty.
ServiceCost
Filter Replacement$66-$176
Condensor Cleaning$1,317-$3,951
Thermostat Repair$88-$220
Ductwork Cleaning$421-$1,054

How To Choose a Local HVAC Company

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

Compare Multiple Bids

Contact at least three HVAC companies for quotes. Explain 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

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

There are no state-level licensing requirements for contractors in Illinois. However, there may be local regulations, so make 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. You should also look at reviews and complaints on sites like Google Reviews, Yelp, and the Better Business Bureau (BBB). Choose a company with positive reviews and reports of great customer experiences.

Understand Work Details

Always make sure you know the details of a planned project. For HVAC repairs, your provider should list which parts require replacement and why. Confirm that your technician will clean and test your system after repairs are done to verify that it’s working properly. When replacing your HVAC system, request that the installation company describe the new energy efficiency, estimated installation time, brand, model, and features. Before work starts, 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

Reputable HVAC companies back their work with warranties. Look at warranties from different companies, keeping in mind that broader coverage is better. Look for the provider that offers the most coverage for a reasonable price.

Get Quote in Writing

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

Frequently Asked Questions About HVAC in Chicago, IL

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

Usually, it's best to have your HVAC system inspected in the spring and fall, as technicians tend to be less busy at these times. This also helps make sure your system is prepared for the summer and winter, when it probably sees the most use.

You can save energy throughout the year by reducing the amount of power your HVAC system uses to maintain the temperature of your home. Always keep your thermostat as close to the outside temperature as you can, and avoid making drastic changes — adjust it only a few degrees at a time. You might also consider getting a smart thermostat.

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

For a 2,000-square-foot home, you'll want 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 between 2.5 and 5 tons of capacity. In general, if your home is larger than 1,000 square feet, central air will be more effective than window air conditioning units.

Your HVAC company may have financing options via a third-party lender, or you might be able 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 a number of ways you can make your HVAC system more energy-efficient:

  • Keep your air ducts clean and clean or change your air filters on a regular basis.
  • Have regular inspections to take care of problems as they come up.
  • Make sure your doors and windows are well-sealed and keep your attic well-ventilated.
  • 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 is comfortable.
  • When replacing part of your system, explore Energy Star-certified or similar environmentally friendly options.

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