10 Best HVAC Companies in Hawthorn Woods, IL

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Last Updated: February 25, 2025

If you're like the average American, over half of your energy bill (55%, according to the U.S. Department of Energy) goes toward heating and cooling. It's important that the temperature control systems in your Hawthorn Woods home are functioning properly, so you can avoid spending more than necessary.

The right HVAC contractor can get your system into shape for a reasonable price, 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 Hawthorn Woods.

Top 10 Best HVAC Companies in Hawthorn Woods

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AA Service Co Heating, Cooling & Plumbing

AA Service Co Heating, Cooling & Plumbing Logo

Our Rating

User Rating

346 Huehl Rd, Northbrook, IL 60062 (847) 579-9963 aaserviceco.com

Informative resources

Reliable customer support

Clear pricing policy

Prompt service delivery

Free quotes

Services Offered

Indoor air quality
Maintenance
Boiler installation
Inspection
Ac installation
Boiler repair
Furnace repair
Zoning systems
Ductless
Filtration
Radiant heating
Emergency services
Furnace installation
Ac repair

JNL Climate Control, Inc.

JNL Climate Control, Inc. Logo

Our Rating

User Rating

215 Prairie Lake Rd, East Dundee, IL 60118 (847) 358-2251 jnlclimatecontrol.com

Informative resources

Free quotes

Clear pricing policy

Prompt service delivery

Reliable customer support

Services Offered

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

Libertyville Unique Indoor Comfort - Now AA Service Co

Libertyville Unique Indoor Comfort - Now AA Service Co Logo

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User Rating

624 Second St, Libertyville, IL 60048 (847) 362-1910 aaserviceco.com

Reliable customer support

Clear pricing policy

Informative resources

Free quotes

Services Offered

Furnace repair
Inspection
Emergency services
Ductless
Boiler repair
Maintenance
Boiler installation
Radiant heating
Ac installation
Zoning systems
Ac repair
Furnace installation
Filtration
Indoor air quality

Precision Today Plumbing Heating Cooling Electrical (Miller's Area Heating)

Precision Today Plumbing Heating Cooling Electrical (Miller's Area Heating) Logo

Our Rating

User Rating

112 Center St, Grayslake, IL 60030 (847) 752-4746 precisiontoday.com

Clear pricing policy

Free quotes

Prompt service delivery

Informative resources

Reliable customer support

Services Offered

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

Air Kings Heating And Cooling

Air Kings Heating And Cooling Logo

Our Rating

User Rating

18880 Oak Ave, Mundelein, IL 60060 (847) 621-2263 callairkings.com

Prompt service delivery

Clear pricing policy

Free quotes

Informative resources

Reliable customer support

Services Offered

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

Air Blue Heating and Cooling

Air Blue Heating and Cooling Logo

Our Rating

User Rating

1154 N Main St Unit D, Algonquin, IL 60102 (847) 250-1703 airblueinc.com

Reliable customer support

Informative resources

Free quotes

Prompt service delivery

Clear pricing policy

Services Offered

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

Effective Air, Inc.

Effective Air, Inc. Logo

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User Rating

2033 Johns Ct, Glenview, IL 60025 (847) 729-1820 effectiveair.com

Reliable customer support

Clear pricing policy

Informative resources

Free quotes

Services Offered

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

Midwest Comfort Heating & Cooling LLC

Midwest Comfort Heating & Cooling LLC Logo

Our Rating

User Rating

1022 W Devon Ave, Elk Grove Village, IL 60007 (847) 338-2777 midwestcomfort.net

Reliable customer support

Informative resources

Clear pricing policy

Free quotes

Services Offered

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

Lake County Mechanical, Inc

Lake County Mechanical, Inc Logo

Our Rating

User Rating

328 North Ave, Antioch, IL 60002 (847) 989-4649 lakecountymechanical.com

Clear pricing policy

Reliable customer support

Services Offered

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

G & R Heating and Air

G & R Heating and Air Logo

Our Rating

User Rating

24 Center Dr Unit #9, Gilberts, IL 60136 (224) 419-5324 grheatingcooling.com

Clear pricing policy

Reliable customer support

Informative resources

Free quotes

Services Offered

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

If your home's HVAC system is malfunctioning or suffering from a lot of wear and tear, you may need to hire an HVAC contractor for repairs or replacement. Look for these common indicators that your system needs professional attention:

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

Arrange an inspection if you notice any of these problems. A local technician can evaluate your system, identify problems, and figure out whether you need to fix or replace your HVAC.

Cost of HVAC Installation and Maintenance in Hawthorn Woods

What you pay for HVAC installation or maintenance is determined by your system type. Common HVAC unit styles 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 control temperature. These connect to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system functions comparably to a regular split system. It gives flexibility by having the option to use either electricity or gas for energy.
  • Heat pump: Heat pumps transfer hot and cold air between your home and the outside. These systems don't generate their own heat or AC, so they work better in milder climates.
  • Packaged heating and air: Packaged HVAC systems work best in smaller houses. They consist of a single combined air conditioner and heating unit, usually located in an attic or basement. This unit is typically small, energy-efficient, and straightforward to maintain.

HVAC maintenance prices vary depending on the particular service needed. HVAC systems are complex and might require different kinds of maintenance. Costs for some common services are as follows:

HVAC Unit TypeCost
Split$1,973-$5,030
Hybrid Split$3,998-$7,366
Heat Pump$3,096-$31,544
Packaged Heating and Air$259-$432

Ways to Save Money on HVAC Costs

It's important to fix or swap out your HVAC components when they become damaged, but it can also be expensive. Luckily, there are some steps you can take to slow the wear and tear on your system.

  • Monitor for potential problems. Monitoring your system for problems — for example, by checking your thermostat and energy bills regularly — helps you catch issues before they get too expensive.
  • Change the position of your blinds seasonally. Closing your blinds in the summer blocks some passive solar heat from getting indoors. Opening the blinds in the winter allows this same heat to help warm your home. Both of these measures help lower the work required from your HVAC system.
  • Keep your system clean. Cleaning your grills, condenser fan blades, 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.
  • Change filters regularly. Switching out or cleaning your air filters every 30–90 days helps air flow smoothly through your HVAC system. We also recommend regularly clearing dirt and debris away from the external parts of your system.
ServiceCost
Filter Replacement$65-$173
Condensor Cleaning$1,295-$3,886
Thermostat Repair$86-$216
Ductwork Cleaning$414-$1,036

How To Choose a Local HVAC Company

Knowing the right things to look for in an HVAC company is key for a smooth installation or repair. Picking an established business with certified technicians gives you assurance your HVAC system will deliver consistent coolig and heating year-round.

Compare Multiple Bids

Contact at least three HVAC contractors for quotes. Explain your issues and schedule an in-person inspection if possible. Compare companies' diagnoses, suggested repairs, estimated costs, warranties, and timeframes. Avoid companies that pressure you or demand upfront payment.

Check Credentials

When selecting an HVAC company, choose one with technicians that have the proper training, licenses, and experience. 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 technicians 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 the type 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. Be sure to check with your municipal government to verify that your contractor meets all of the requirements. You can verify an Illinois business license on the Secretary of State's website. Reviewing feedback on the Better Business Bureau (BBB), Yelp, Google Reviews, and similar sites can assist your decision. Choose a provider with stellar reviews and reports of positive experiences from customers.

Understand Work Details

Make sure you understand the details of your project before it begins. If HVAC repairs are required, have your provider detail which parts need replacement and why. Get confirmation that your technician will clean and test the entire system after the repair to ensure that everything works. When replacing your HVAC, have the provider describe the new model, features, energy efficiency, estimated installation time, and brand. Before work starts, ask how your provider plans to accurately size the unit for your home and how much it will cost.

Compare Warranties

Reliable HVAC companies offer warranties on repairs and equipment installations. The more complete the coverage, the better. Compare warranty details between providers and pick the one that offers the best protection within your budget.

Get Quote in Writing

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

Frequently Asked Questions About HVAC in Hawthorn Woods, IL

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

Normally, it's best to schedule inspections in the spring and fall, as technicians tend to be less busy at these times. This also helps get your system ready for the summer and winter, when it typically sees 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 you can, and avoid making drastic changes — adjust it only a few degrees at a time. You may also consider getting a smart thermostat.

Generally, whole-system HVAC installation or replacement takes one to three days. Installing or replacing an air conditioning unit or a furnace may take anywhere from a few hours up to two days. The exact amount of time will be based on things like the size of your home, how easily accessible different parts of the system are, and whether your technician runs into any problems.

For a 2,000-square-foot home, you need around 2.5 to 5 tons of air conditioning capacity. For homes over 1,000 square feet, central air will generally be more effective than window units for cooling.

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

Your HVAC company may provide financing options through a third-party lender, or you might be able to obtain your own loan. 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.

There are a number of ways you can make your HVAC system more energy-efficient:

  • Make sure your air ducts remain clean, and change or clean your air filters regularly.
  • Schedule regular inspections to take care of issues as they arise.
  • Make sure your doors and windows are well-sealed and keep your attic well-ventilated.
  • Install a smart thermostat. If you aren't able to purchase one, try to keep the temperature indoors as close to the outside temperature as you can.
  • When replacing part of your HVAC system, see if there are Energy Star-certified or similar environmentally friendly options.

Other Hawthorn Woods, IL Home Services

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