10 Best HVAC Companies in Algonquin, IL

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Last Updated: February 25, 2025

According to the U.S. Department of Energy, about 55% of energy use in American homes 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 Algonquin home is functioning optimally.

Explore our list of the top HVAC companies in Algonquin to find the best choice for you and your home. Our topic contractors can help you stay comfortable while reducing your bills.

Top 10 Best HVAC Companies in Algonquin

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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

Reliable customer support

Prompt service delivery

Informative resources

Free quotes

Clear pricing policy

Services Offered

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

One Hour Heating & Air Conditioning® of Elk Grove

One Hour Heating & Air Conditioning® of Elk Grove Logo

Our Rating

User Rating

3540 Swenson Ave, St. Charles, IL 60174 (847) 744-9447 onehourheatandair.com

Prompt service delivery

Informative resources

Free quotes

Clear pricing policy

Reliable customer support

Services Offered

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

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

Prompt service delivery

Clear pricing policy

Reliable customer support

Informative resources

Free quotes

Services Offered

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

Libertyville Unique Indoor Comfort - Now AA Service Co

Libertyville Unique Indoor Comfort - Now AA Service Co Logo

Our Rating

User Rating

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

Reliable customer support

Informative resources

Free quotes

Clear pricing policy

Services Offered

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

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

Informative resources

Reliable customer support

Prompt service delivery

Services Offered

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

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

Free quotes

Prompt service delivery

Reliable customer support

Informative resources

Clear pricing policy

Services Offered

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

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

Free quotes

Clear pricing policy

Reliable customer support

Prompt service delivery

Informative resources

Services Offered

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

American Family Heating & Air Conditioning

American Family Heating & Air Conditioning Logo

Our Rating

User Rating

4079 Conifer Dr, Elgin, IL 60124 (847) 583-8731 americanfamilyhvac.com

Free quotes

Reliable customer support

Clear pricing policy

Informative resources

Services Offered

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

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

Clear pricing policy

Informative resources

Reliable customer support

Free quotes

Services Offered

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

Lake County Mechanical, Inc

Lake County Mechanical, Inc Logo

Our Rating

User Rating

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

Reliable customer support

Clear pricing policy

Services Offered

Duct cleaning
Ac installation
Ductless
Boiler repair
Indoor air quality
Emergency services
Radiant heating
Ventilation
Furnace installation
Maintenance
Zoning systems
Furnace repair
Boiler installation
Filtration
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 old likely needs professional attention for maintenance or replacement. Watch for these signs that your system needs service:

  • Rust, cracking, or corrosion
  • Frequent breakdowns and need for repairs
  • Temperature control issues or thermostat malfunctions
  • Refrigerant leaks
  • Unusually high energy bills
  • Poor air circulation or uneven heating/cooling
  • Strange noises when the system turns on
  • An HVAC system that's over 15 years old

If you see any of these HVAC issues, have a technician inspect your system. A local professional can detect problems and let you know whether whether repairing or getting a new HVAC unit is the correct solution.

Cost of HVAC Installation and Maintenance in Algonquin

What you spend on HVAC installation or maintenance depends on 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 probably 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 works almost the same as a standard split system. It has the advantage of having the capability to use either electricity or gas for power.
  • Heat pump: Heat pumps transfer hot and cool air between your home and outside. They don't generate their own heat or AC, so they function best in mild climates.
  • Packaged heating and air: Packaged HVAC systems work best in smaller houses. They consist of a single combined air conditioner and heating unit, commonly located in an attic or basement. This unit is typically compact, cost-effective, and easy to maintain.

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

HVAC Unit TypeCost
Split$1,932-$4,924
Hybrid Split$3,914-$7,211
Heat Pump$3,031-$30,881
Packaged Heating and Air$254-$423

Ways to Save Money on HVAC Costs

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 minimize progressive deterioration and reduce the frequency of breakdowns.

  • Change filters regularly. Changing your air filters or washing them every 1–3 months allows effective air circulation through your system. Also try to keep debris from accumulating on the outdoor sections 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 during the summer helps prevent the heat from getting inside. Doing both helps decrease the strain on your HVAC.
  • Keep your system clean. Keeping your grills, indoor evaporator coil, ductwork, and condenser fan blades clean helps your system run and reduces the chance of mold growth. The National Air Duct Cleaners Association recommends that you clean your HVAC system when it starts to look dirty.
  • Monitor for potential problems. Monitoring your system for problems — for example, by checking your thermostat and energy bills routinely — helps you catch issues before they get too expensive.
ServiceCost
Filter Replacement$63-$169
Condensor Cleaning$1,268-$3,804
Thermostat Repair$85-$211
Ductwork Cleaning$406-$1,014

How To Choose a Local HVAC Company

It's important to know what makes a good HVAC company. Working with a contractor that's properly licensed and highly experienced will give you confidence that they can keep your system running efficiently, providing you with effective air conditioning and heating in your home.

Compare Multiple Bids

Get quotes from at least three HVAC companies. Explain your issues and ask if specialists can inspect your system in person. Review each company's diagnoses, recommended solutions, estimated cost, warranties, and timelines. Avoid contractors that pressure you or demand payment before work.

Check Credentials

When selecting an HVAC provider, choose one with technicians that have the proper training, licenses, and experience. HVAC contractors in all states must obtain a Section 608 Technician Certification from the Environmental Protection Agency (EPA). This certification is mandatory for all contractors 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 at the state level.

Illinois doesn't have state-level contractor licensing requirements. However, there may be local regulations, so make 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. You should also check reviews and complaints on sites like Google Reviews, the Better Business Bureau (BBB), and Yelp. Choose a company with glowing reviews and testimonials about great customer experiences.

Understand Work Details

Make sure you understand the details of any project before starting. For HVAC repairs, have your provider specify which parts need replacement and why. Get confirmation that your technician will clean and test the system after the repair to ensure that everything works. When replacing your HVAC system, ask the installation company to provide details on the new estimated installation time, brand, energy efficiency, features, and model. 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 stand behind their work with warranties. Compare warranties from different companies, remembering that broader coverage is better. Look for the company that offers the most coverage for a fair price.

Get Quote in Writing

Always get quotes for HVAC service in writing before work begins. An itemized quote should cover both labor and materials. Make sure you agree to all terms before signing a contract.

Frequently Asked Questions About HVAC in Algonquin, IL

You should have your HVAC system inspected about twice annually. After the inspection, your technician will tell you what services are required. You should also have your system inspected if you notice new issues such as strange noises, leaks, or unusual smells. If your home has ductwork, you should have it inspected every few years.

Normally, it's a good idea 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 typically sees the most use.

You can save energy throughout the year by making it easier for your HVAC system to maintain your home's temperature. Always keep your thermostat as close to the outside temperature as possible, and avoid making drastic changes — adjust it only a few degrees at a time. You might also consider a smart thermostat.

It takes roughly one to three days to have your HVAC system installed or replaced. If you need just an air conditioning unit or a furnace, this can take between half a day and two days. This timeline can be influenced by the size of your home, how easily accessible your system is, and any new issues your technician uncovers.

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

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

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

  • Keep your air ducts clean and change or clean your air filters regularly.
  • Have regular inspections to take care of problems as they arise.
  • 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 to keep the temperature indoors as close to the outside temperature as you can.
  • When it comes time to replace any part of your system, see if there are Energy Star-certified or similar environmentally friendly options.

Other Algonquin, IL Home Services

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