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10 Best HVAC Companies in Caseyville, IL

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Written By Bradford Cuthrell

Last Updated April 2024

On average, Americans devote 55% of their home energy usage to heating and cooling, according to the U.S. Department of Energy. Since such a significant portion of your utility bill goes toward cooling and heating, you'll want to make sure the HVAC system in your Caseyville home is functioning properly.

Browse our guide to the top HVAC companies in Caseyville to find the right one for you and your home. Our topic contractors can help you stay comfortable while reducing your bills.

Top 10 Best HVAC Companies in Caseyville

Polar Aire Plumbing, Heating & Air Conditioning

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2227 Vandalia St, Collinsville, IL 62234 (618) 772-7007 callpolaraire.com

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Clear pricing policy

Reliable customer support

Informative resources

Prompt service delivery

Services Offered

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

Home Heating & Cooling

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1450 Frontage Rd, O'Fallon, IL 62269 (618) 416-0111 weheatyourhome.com

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Prompt service delivery

Free quote

Clear pricing policy

Services Offered

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

Garrett Heating & Cooling

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645 Hill Rd, Caseyville, IL 62232 (618) 420-8800 garrettheatingandcooling.com

Reliable customer support

Clear pricing policy

Free quote

Prompt service delivery

Services Offered

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

Tettaton Heating & Cooling

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22 Sycamore Dr, Caseyville, IL 62232 (618) 344-9211 tettatonhvac.com

Reliable customer support

Clear pricing policy

Free quote

Services Offered

Ductless
Maintenance
Boiler installation
Ac repair
Filtration
Furnace installation
Boiler repair
Furnace repair
Ac installation

Heritage Heating & Cooling

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97 Betty Ln, O'Fallon, IL 62269 (618) 769-3949 heritage-service.com

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Informative resources

Clear pricing policy

Reliable customer support

Services Offered

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

C&K Heating & Cooling

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1116 Galaxy Dr, Lebanon, IL 62254 (618) 537-8888 ckheatcool.com

Reliable customer support

Informative resources

Clear pricing policy

Prompt service delivery

Services Offered

Ac repair
Ac installation
Maintenance
Boiler installation
Furnace installation

Dunn Heating & Cooling, LLC

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110 W Main St a, Belleville, IL 62220 (618) 717-0707 dunnheatcool.com

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Clear pricing policy

Reliable customer support

Prompt service delivery

Services Offered

Ac installation
Indoor air quality
Ac repair
Maintenance
Furnace repair
Filtration
Emergency services
Furnace installation

Anytime Heating and Cooling

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405 N Illinois St, Belleville, IL 62220 (618) 520-4240 anytimehc.com

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Free quote

Clear pricing policy

Reliable customer support

Services Offered

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

Sigman Heating and Air Conditioning, Inc.

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6200 Old St Louis Rd, Belleville, IL 62223 (618) 234-4343 sigmanhvacr.com

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Clear pricing policy

Informative resources

Services Offered

Indoor air quality
Furnace installation
Duct cleaning
Maintenance
Ac installation
Radiant heating
Emergency services

Crumer's Heating & Cooling

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8114 Collinsville Rd, Collinsville, IL 62234 (618) 410-5321 crumersheatingandcooling.com

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Free quote

Reliable customer support

Services Offered

Ac repair
Furnace repair
Furnace installation
Ac installation
Maintenance
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 nearing the end of its lifespan, you might need an HVAC contractor for maintenance or replacement. Look for these common signs that your system requires expert attention:

  • Cracking, rust, or corrosion
  • Temperature control issues or thermostat malfunctions
  • Unusually high energy bills
  • Uneven heating/cooling or poor air circulation
  • Refrigerant leaks
  • Strange noises when the system turns on
  • Frequent breakdowns and need for repairs
  • 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 identify problems and decide whether fixing or replacing your HVAC unit is the correct solution.

Cost of HVAC Installation and Maintenance in Caseyville

Your HVAC installation or maintenance cost changes depending on the style of unit. Common HVAC unit types include the following:

  • Split or mini-split: Homes without ductwork for central heating and cooling frequently have split or mini-split HVAC systems. These systems consist of interior units in each room to regulate temperature. These indoor units connect to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system operates similar to a normal split system, but has the advantage of being able to utilize energy from either gas or electric sources.
  • Heat pump: Heat pumps work by circulating hot and cold air between your home and the outdoors. These systems don't produce heat or air conditioning themselves, and are more effective in more moderate climates.
  • Packaged heating and air: Packaged HVAC systems are a great choice for smaller houses. They have a single heating and cooling unit, usually in a basement or attic. This unit is often space-saving, cost-effective, and easy to maintain.

HVAC expenses vary based on the services needed. HVAC systems are complex and may need multiple types of maintenance. Costs for common jobs are as follows:

HVAC Unit TypeCost
Split$1,929-$4,919
Hybrid Split$3,909-$7,203
Heat Pump$3,027-$30,845
Packaged Heating and Air$253-$422

Ways to Save Money on HVAC Costs

Repairing or replacing your HVAC system when needed is important, but can be costly. Thankfully, there are actions you can take to reduce gradual wear and tear on your system.

  • Keep your system clean. Keeping your ductwork, condenser fan blades, indoor evaporator coil, and grills clean helps your HVAC system function effectively and lowers your risk of mold. The National Air Duct Cleaners Association suggests cleaning your home's HVAC when you notice it starting to get dirty.
  • Change the position of your blinds seasonally. Leaving your blinds open during the colder months helps warm your home with passive solar heating. Closing the blinds during the summer helps prevent the same heat from getting inside. Doing both helps decrease the strain on your HVAC system.
  • Change filters regularly. Replacing your air filters or washing them every 30–90 days allows smooth air circulation through your system. Also try to keep debris from accumulating on the outside components of your HVAC.
  • Monitor for potential problems. Keep an eye on your system for issues, for example by routinely checking your thermostat and energy bills. This allows you to address problems before they get too expensive.
ServiceCost
Filter Replacement$63-$169
Condensor Cleaning$1,267-$3,800
Thermostat Repair$84-$211
Ductwork Cleaning$405-$1,013

How To Choose a Local HVAC Company

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

Compare Multiple Bids

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

Check Credentials

Look for an HVAC company that employs skilled 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 the type of equipment they intend to work with) to be certified by the EPA. All other licensing requirements are handled by the state.

The state of Illinois doesn't have state-level licensing requirements for contractors. However, there may be local regulations. Be 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. Always check a company's reviews and complaints with organizations such as Yelp, Google Reviews, and the Better Business Bureau (BBB). You'll want to select a company with glowing reviews and stories of positive service experiences.

Understand Work Details

It’s important to understand what the work process is going to look like. For HVAC repairs, the company should list the specific parts that need replacement and why. Get confirmation that your technician will clean and test the full system afterward to guarantee everything is working correctly. When replacing your HVAC system, request that the installation company describe the new estimated installation time, features, model, energy efficiency, and brand. 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

Trustworthy HVAC companies provide warranties for their work. The broader the coverage, the better, so make sure to compare warranties between companies. Choose the one that gives you the most coverage at a fair cost.

Get Quote in Writing

Get written bids before beginning any HVAC work. The quote should outline costs for both materials and labor. Review all terms carefully before signing.

Frequently Asked Questions About HVAC in Caseyville, IL

Normally, your HVAC system should be inspected twice a year. After that inspection, your technician will tell you what, if any, services are required. You should also have your system inspected and serviced if you notice any new issues, like unusual smells, leaks, or strange noises. If you have ductwork in your home, it should be serviced every few years.

The best times to have your HVAC system inspected are the spring and fall. Technicians are often less busy during these times, making it easier to get an appointment. This also ensures that your system is 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 is comfortable, and avoid making drastic changes — adjust it only a few degrees at a time. You may also consider getting a smart thermostat.

It takes between one and three days to have an HVAC system installed or replaced. If you only need a furnace or a single air conditioning unit, this might take between half a day and two days. This timeline will be affected by the size of your home, the accessibility of your system, and any issues your technician discovers.

For a 2,000-square-foot home, try to purchase 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 around 2.5 to 5 tons of capacity. In general, if your home is over 1,000 square feet, central air will be more effective than window air conditioning units.

Your HVAC company might offer financing options through a third-party lender, or you may 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're choosing the best option for you.

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