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10 Best HVAC Companies in Thornton, IL

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Written By Bradford Cuthrell

Last Updated February 2024

If you're like the average American, over half of your energy bill (55%, per the Department of Energy) goes toward heating and cooling. Since heating and cooling represent such a significant chunk of your utility bills, you'll want to ensure that the HVAC system in your Thornton home is functioning optimally.

Use our guide to the top HVAC companies in Thornton 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 Thornton

Precision Today Plumbing Heating Cooling Electrical (Dykstra Home Services)

Precision Today Plumbing Heating Cooling Electrical (Dykstra Home Services) Logo

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13450 S Cicero Ave, Crestwood, IL 60418 (708) 954-0629 precisiontoday.com

Clear pricing policy

Reliable customer support

Free quote

Informative resources

Services Offered

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

Amber Heating & Air Conditioning

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11950 S Central Ave, Alsip, IL 60803 (708) 290-1742 amberheatingandair.com

Free quote

Reliable customer support

Clear pricing policy

Services Offered

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

WINDY CITY MECHANICAL, INC.

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4811 W 129th St, Alsip, IL 60803 (708) 497-5464 windycitymechanical.com

Free quote

Prompt service delivery

Informative resources

Reliable customer support

Clear pricing policy

Services Offered

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

Merts Heating & Air Conditioning

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3102 Louis Sherman Dr, Steger, IL 60475 (833) 526-3787 mertsheating.com

Clear pricing policy

Informative resources

Reliable customer support

Services Offered

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

Around the Town Heating and Cooling Inc.

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16830 Forest Ave, Oak Forest, IL 60452 (708) 560-5410 aroundthetownhvac.com

Informative resources

Prompt service delivery

Reliable customer support

Free quote

Clear pricing policy

Services Offered

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

Builders Heating And Cooling

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4633 138th St, Crestwood, IL 60418 (708) 247-1401 buildersheatingandcooling.com

Reliable customer support

Prompt service delivery

Clear pricing policy

Services Offered

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

Doornbos Heating & Air Conditioning

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11310 S Cicero Ave, Alsip, IL 60803 (708) 423-9580 doornbos.com

Clear pricing policy

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Reliable customer support

Services Offered

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

S & S Mechanical Services Inc.

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14900 Doctor M.L.K. Jr Dr, Dolton, IL 60419 (708) 849-0648 ssmechanical.co

Clear pricing policy

Reliable customer support

Prompt service delivery

Free quote

Informative resources

Services Offered

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

Around the Town Heating and Cooling

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

Free quote

Informative resources

Prompt service delivery

Reliable customer support

Clear pricing policy

Services Offered

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

Van Drunen Heating & Air Conditioning

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1440 E 168th St, South Holland, IL 60473 (708) 339-6444 vandrunenheating.com

Informative resources

Prompt service delivery

Clear pricing policy

Reliable customer support

Free quote

Services Offered

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

An HVAC system that's not working properly or outdated likely needs professional attention for maintenance or replacement. Watch for these signals that your system needs service:

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

If you're experiencing any of these HVAC issues, have a technician inspect your system. A local professional can detect problems and decide whether fixing or replacing your HVAC unit is the best solution.

Cost of HVAC Installation and Maintenance in Thornton

HVAC installation or maintenance costs vary depending on your system. Common HVAC unit varieties include the following:

  • Split or mini-split: If your home lacks the ductwork for central heating and cooling, you likely have a split or mini-split system instead. Split HVAC systems have internal units in each room to manage temperature. These 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 advantage of being able to draw power from either gas or electric sources.
  • Heat pump: Heat pumps circulate warm and cold air between your home and the outdoors. They don't generate their own heat or AC, so they perform best in temperate climates.
  • Packaged heating and air: Packaged HVAC systems are a great choice for smaller homes. They have a single heating and cooling unit, usually in an attic or basement. This unit is often space-saving, cost-effective, and easy to maintain.

HVAC maintenance costs differ depending on the particular service needed. HVAC systems are complicated and may require different kinds of maintenance. Costs for common services are as follows:

HVAC Unit TypeCost
Split$1,960-$4,995
Hybrid Split$3,971-$7,315
Heat Pump$3,074-$31,328
Packaged Heating and Air$257-$429

Ways to Save Money on HVAC Costs

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

  • Change the position of your blinds seasonally. Keeping your blinds open in the winter helps you take advantage of passive solar heating. Keeping them closed in the summer helps keep some of this heat out. Both of these measures help reduce the amount of work your HVAC system needs to do.
  • Change filters regularly. Cleaning or replacing your air filters every 1–3 months helps air flow smoothly through your system. You should also try to keep debris away from the outside areas of your HVAC system as much as possible.
  • Keep your system clean. Regularly cleaning condenser fan blades, grills, indoor evaporator coil, and ductwork helps your HVAC system run efficiently and reduces the risk of mold. The National Air Duct Cleaners Association advises cleaning your HVAC system when it starts to look dirty.
  • Monitor for potential problems. Keeping a close eye on 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.
ServiceCost
Filter Replacement$64-$172
Condensor Cleaning$1,286-$3,859
Thermostat Repair$86-$214
Ductwork Cleaning$412-$1,029

How To Choose a Local HVAC Company

Knowing the indicators of a reliable HVAC company is key for a smooth repair or installation. Established providers with certified technicians can offer assurance your HVAC system will deliver consistent heating and cooling year-round.

Compare Multiple Bids

Contact at least three HVAC providers 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

Choose an HVAC company with highly trained technicians who have proper 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, contractors must pass an exam (the type of exam depends on what 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.

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 confirm that your contractor meets all of the requirements. You can also verify an Illinois business license on the Secretary of State's website. Reviewing feedback on the Better Business Bureau (BBB), Google Reviews, Yelp, and similar sites can assist your decision. Choose a company with great reviews and reports of positive customer experiences.

Understand Work Details

It’s important to know what the work process is going to look like. For HVAC repairs, the company should list the specific parts that need replacement and why. Confirm that your technician will clean and test the full system afterward to guarantee everything is working correctly. When replacing your HVAC, ask the contractor to provide details on the new brand, estimated installation time, model, energy efficiency, and features. Before work begins, make sure you understand the process your provider will use to select the correctly sized system for your home and what the cost will be.

Compare Warranties

Trustworthy HVAC companies provide warranties for their services. Broader coverage is better, so make sure to review warranties between providers. Choose the one that provides the most comprehensive coverage at a fair cost.

Get Quote in Writing

Always get HVAC bids in writing before work begins. A detailed quote covers costs for both labor and materials. Ensure that you agree to all terms before signing the contract.

Frequently Asked Questions About HVAC in Thornton, IL

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

The best times of the year to have an HVAC inspection are the spring and fall. Technicians tend to be less busy during these times, making it easier to get an appointment. This also helps get your system 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 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 you can, and avoid making drastic changes — adjust it only a few degrees at once. You might also consider purchasing a smart thermostat.

Generally, HVAC installation or replacement takes one to three days for the entire system. 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 discovers any problems.

Your HVAC company might provide financing options via a third-party lender, or you might choose 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 regularly.
  • Schedule regular inspections to take care of issues as they come up.
  • Keep your attic well-ventilated and make sure all doors and windows are well-sealed.
  • Install a smart thermostat. If you aren't able to purchase one, try keeping the temperature indoors as close to the outside temperature as you can.
  • When replacing part of your system, see if there are Energy Star-certified or other environmentally friendly options.

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