Top Illinois HVAC Companies

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If you need HVAC service in Illinois defualt="your area", Best of the Web is the right place to start. Here you’ll find qualified and verified Illinois HVAC contractors. No matter where you live, start your search here and find an HVAC technician.


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243 listings found
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Temperature Doctors Heating & Cooling, Inc

We founded Temperature Doctors Heating & Cooling with a mission to provide outstanding HVAC Services in Rockford, IL. Temperature Doctors Heating & Cooling, Inc guarantees comprehensive support for all aspects of climate control by offering repair, maintenance and new installation services for a wide range of HVAC equipment Unclaimed: Claim this business

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Zark Heating & Cooling Inc.

Zark Heating & Cooling Inc. is a full service heating and cooling company, specializing in maintenance, service and replacement of residential and commercial HVAC and air quality equipment. As a Trane dealer, we service all brands with NATE certified technicians. Unclaimed: Claim this business

A1 Affordable Appliance Repair Inc.

For superior appliance repair in Plainfield, A1 Affordable Appliance Repair Inc. is your best bet. Since 2005, we've been helping local residents deal with appliance problems of all varieties, and we can't wait to offer you refrigerator repair, washing machine repair, and more. We are also proud to offer first-rate HVAC repair services! Let our team take care of your…

Airflow Heating & Cooling Inc.

Located in Algonquin IL, Airflow Heating & Cooling has been established as one of the most trusted and reliable HVAC companies in town. With over 20 years' experience, Owner Steve Schlau and his team have provided the residents of Algonquin and surrounding areas with honest and reliable services for over the past four years

Bel-O Cooling & Heating Inc

Bel-O is your full service residential & commercial heating, a/c & plumbing, sheet metal, pipe fitting and design contractor. Our technicians repair all brands. 24/7 emergency service available.

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Bob's Refrigeration, Heating & Air Conditioning, Inc

Bob's Refrigeration, Heating & Air Conditioning, Inc., is an Illinois Heating, Plumbing, Air Conditioning, Heat Pump, and Furnace repair, service, replacement and maintenance Company located in Greater Rockford Area. We will send you only the best technician to fix your air conditioner and gas or propane furnace and heater repair as well as your air conditioner installation, furnace replacement, and… Unclaimed: Claim this business

Cannon's Heating and Cooling

Providing comfort and satisfaction near the Salem Centralia and Mt. Vernon areas

CJ Heating and Air Conditioning Repair

CJ Heating and Air Conditioning Repair

Eclipse Heating & Air Inc

Eclipse Heating & Air Inc, is a full service air conditioning and heating company. Specializing in repairs and full installations, we provide you with personalized service all the time. Our team is formed from the best in the business and has a record for offering the most dependable and timely service. No job is too big or small and 24…

Greenlink Energy Solutions

Greenlink Energy Solutions is based in Rockford and serves the Greater Rockford Area, and the rest of Northern Illinois. We are a complete home performance contractor. That means we do a little bit of everything in terms of home improvement, but our focus is on energy-saving investments for your home or business.

Greenlink Energy Solutions

Greenlink Energy Solutions is based in Rockford and serves the Greater Rockford Area, and the rest of Northern Illinois. We are a complete home performance contractor. That means we do a little bit of everything in terms of home improvement, but our focus is on energy-saving investments for your home or business.

Greenlink Energy Solutions

Greenlink Energy Solutions is based in Rockford and serves the Greater Rockford Area, and the rest of Northern Illinois. We are a complete home performance contractor. That means we do a little bit of everything in terms of home improvement, but our focus is on energy-saving investments for your home or business.

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HAND1954 (Wheaton, IL)

One call does it all! At Mr. Handyman, we complete jobs faster and better because you don't need to make multiple phone calls to multiple contractors. Our insured technicians can take care of all of the projects on your "to-do list" saving you time from the first phone call through to project completion. We promise to offer you piece of… Unclaimed: Claim this business

Home Guard Heating and Air Conditioning

Home Guard Heating and Air Conditioning is a hvac contractor / air conditioner service serving the Mount Prospect, IL area. Services include HVAC, AC Repair, Air Conditioning, Commercial HVAC, Duct Cleaning, Ductwork, Emergency HVAC, Gas Boiler Service, Gas Furnace Maintenance, Water Heater, Heating Repair and Hot Water. Serving towns of Schaumburg, Des Plaines, Cicero, Arlington Heights, Evanston, Bartlett, Palatine, Wheaton,…

North Town Mechanical Services

North Town Mechanical has been providing quality mechanical HVAC services to commercial and industrial clients in the Chicagoland area for decades. We offer competitive pricing on HVAC system design and equipment, installations and replacement, and comprehensive service agreements.

Schmidt & Son Heating & Cooling

For trusted HVAC service, Schmidt & Son Heating & Air Conditioning is your contractor of choice. We provide residential, commercial and industrial clients in the St. Louis Metro East area with quality, professional heating and cooling service. Since 1928, we have offered complete sales, service and installation on most makes and models of HVAC equipment. As a family owned and…

TDH Mechanical, Heating and Cooling Contractors

TDH Mechanical, Heating and Cooling Contractors

TDH Mechanical, Heating and Cooling Contractors

TDH Mechanical, Heating and Cooling Contractors

TDH Mechanical, Heating and Cooling Contractors

TDH Mechanical, Heating and Cooling Contractors

TDH Mechanical, Heating and Cooling Contractors

TDH Mechanical, Heating and Cooling Contractors

Top HVAC Services

 

 While there are a lot of services offered by Illinois HVAC contractors, here are some of the most common reasons you may call one for.

 
  • Heater or AC doesn’t come on: When this happens, you turn on the AC or heater and nothing happens. If your unit doesn’t respond, it could be a problem with the unit itself or with the thermostat. 
  • Maintenance: Once a year you need to have your HVAC systems checked by a professional. They’ll check your system for damage or corrosion, examine the blower, check the vents for blockages or leaks, and give the whole system a once over.
  • HVAC makes strange noises: If you turn on the heater or air conditioner and hear an odd clanking, banging, screeching, or any other strange sound, It could be from a faulty fan or other part failure. 
  • Low system performance: If the heater struggles to maintain the temperature, the AC can’t cool quite enough, or the system constantly turns on and off, there is probably something causing degraded performance.
  • Poor air quality: Have you noticed strange smells or a lot more dust than usual? There could be a bad air filter or other problem with your HVAC that is causing poor air quality. 

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Recent HVAC Services Reviews

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Hunt's Services

Dennis Hayamoto Thursday, April 4th 2024
Good value, just not great value. The quote was a bit of a sticker shock - everything is expensive these [...]
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Warm or Breezy Heating & Cooling

Sarah Bennett Tuesday, November 30th -0001
I hired Jason to look at a persistent problem with the furnace. He charged me nearly $400 and said it [...]
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Hibdon's Heat and Air

Tommy Tuesday, November 30th -0001
I had my heater go down and within 2 hours, they had my system diagnosed and up and running. They only [...]

Illinois HVAC Cost Guide

When you pay for HVAC service your money goes toward the labor of the technician, the costs associated with running the business, the parts that may be necessary for the service, and for any supplies needed for your project. Costs will vary based on your location. Below are the averages you can expect for some of the usual HVAC repairs or services.

 
  • National Average: $155-515
  • Thermostat Replacement: $120-330
  • Maintenance: $100-135 
  • Fan Repair: $365-660
  • Coolant Recharge: $150-595
  • Ignitor Replacement: $225-335
 

Tips For Hiring An HVAC Technician

 

There are a lot of HVAC technician’s around Illinois, and that can make it difficult to select a good one. Below are some tips to help get you started in your selection.

 

Check Reputation And Reviews

 

The first and best thing you should do when looking for an HVAC technician is to check their reputation and reviews on Best of the Web. You’ll find a list of qualified and verified HVAC professionals near you. You’ll see their reviews, as well as details like their phone number and the hours they operate.

 

Ask Questions

 

Any quality HVAC technician should be willing to address your questions and concerns. If they won’t, they may not be someone you want to do business with. You can choose someone else if they are unwilling to explain things. Find a professional you feel comfortable with and trust to complete the work properly.

 

Get It In Writing

 

You’ll probably want quotes from multiple technicians before hiring. Get their quotes in writing, so you can refer back to that quote when it comes time for the work. This allows you to make sure they only repair what they quoted and charge the quoted price. Technicians should get pre-approval for any work they do above what was in their quote.

 

Frequently Asked Questions about Hiring HVAC Techs

 

Should I Repair Or Replace My System?

 

If your HVAC system is over fifteen years old, it’s likely time to replace it. As a system ages, the cost for repairs typically goes up. Older systems may not be as efficient to operate or perform as well as a new system. Also, replace your system if the cost of a repair exceeds half the cost of a new system and it is no longer under warranty.

 

Do HVAC Technicians Have To Be Licensed?

 

Whether an HVAC technician must be licensed or not depends on the state you reside in. Some states do not require a license, but most do. Often, non-licensed and non-certified technicians may do low-quality work. While not all unlicensed technicians perform substandard work, it increases that risk.

 

What Is The Best Way To Find A Reputable HVAC Technician Near Me?

 

The best way to find an HVAC technician near you is to check Best of the Web. You can find a list of HVAC professionals near you, and you can read their reviews and see their details. You’ll find only verified and reputable HVAC technicians, and you can trust what you find.