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10 Best HVAC Companies in Princeton, IL

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Written By Bradford Cuthrell

Last Updated April 2024

On average, 55% of the energy used in American homes is for heating and cooling, according to the Department of Energy. You don't want to spend more than necessary on temperature control in your Princeton home, so it's important to make sure all systems are working properly.

Our list of the top HVAC companies in Princeton can help you get your system into top shape, allowing you to save money while staying comfortable.

Top 10 Best HVAC Companies in Princeton

Summit Heating & Air Conditioning LLC

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216 W St Paul St, Spring Valley, IL 61362 (815) 664-2535 summitheating-ac.com

Prompt service delivery

Reliable customer support

Clear pricing policy

Free quote

Services Offered

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

Chapman's Mechanical Systems

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4140 Ed Urban Dr, Peru, IL 61354 (815) 223-1379 chapmans.bz

Reliable customer support

Clear pricing policy

Free quote

Informative resources

Services Offered

Maintenance
Furnace installation
Ac installation
Ac repair
Filtration

Triple Service Inc.

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801 Monroe St, Mendota, IL 61342 (815) 857-8457 tripleserviceinc.com

Reliable customer support

Clear pricing policy

Free quote

Prompt service delivery

Informative resources

Services Offered

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

John's Service and Sales, Inc.

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119 W Walnut St, Oglesby, IL 61348 (815) 883-3637 johnsservice.net

Reliable customer support

Free quote

Prompt service delivery

Informative resources

Clear pricing policy

Services Offered

Furnace installation
Radiant heating
Ventilation
Ac repair
Maintenance
Emergency services
Ductless
Boiler installation
Ac installation
Filtration

Town & Country Services

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220 La Salle St, Tonica, IL 61370 (815) 314-4534 towncountryservices.com

Free quote

Informative resources

Clear pricing policy

Reliable customer support

Services Offered

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

Johnson Heating & AC

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114 N Chestnut St, Kewanee, IL 61443 (309) 852-2610 yourcomfortcompany.com

Informative resources

Clear pricing policy

Services Offered

Furnace installation
Ac installation

MO-ST Plumbing & Mechanical, LLC

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900 E 11th St, Rock Falls, IL 61071 (815) 285-3333 mostplumbingmechanical.com

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Reliable customer support

Free quote

Clear pricing policy

Services Offered

Furnace installation

Hometown Heating & Cooling Co

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113 W Center St, Ottawa, IL 61350 (815) 434-4723 hometownheatingandcoolingco.com

Reliable customer support

Informative resources

Clear pricing policy

Services Offered

Furnace installation

Sutton and Son Construction and Heating and Cooling INC.

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803 West 3rd St W, Lyndon, IL 61261 (815) 535-1884 suttonandsonhvac.com

Free quote

Clear pricing policy

Reliable customer support

Informative resources

Services Offered

Maintenance
Duct cleaning
Ac installation
Furnace installation

D & W Air Solutions, Inc

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209 E 4th St, Rock Falls, IL 61071 (815) 625-7018 dandwairsolutions.com

Clear pricing policy

Reliable customer support

Free quote

Services Offered

Furnace installation
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 isn't working correctly or nearing the end of its lifespan, you may need to hire an HVAC contractor for maintenance or replacement. Look for these common indicators that your system requires expert attention:

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

Book an inspection if you notice any of these issues. A local technician can evaluate your system, detect problems, and decide whether you need to fix or replace your HVAC.

Cost of HVAC Installation and Maintenance in Princeton

What you spend on HVAC installation or maintenance varies based on your system style. Common HVAC unit styles include the following:

  • Split or mini-split: If your home's ductwork isn’t suited for a central HVAC system, you likely have a split or mini-split system. Split systems have interior units in each room to control temperature. These indoor units all connect to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system functions much like a standard split system, but has the capacity to draw on either electricity or gas for power.
  • Heat pump: Heat pumps work by moving hot and cold air between your home and the outdoors. These systems don't generate heat or air conditioning themselves, and are better for more moderate climates.
  • Packaged heating and air: Packaged HVAC systems work best in smaller houses. They consist of a single combined heating and air conditioning unit, usually located in an attic or basement. This unit is typically small, energy-efficient, and easy to maintain.

The cost of HVAC maintenance also depends on what kind of work being done. HVAC systems are complex and might require different kinds of maintenance. The prices of some common jobs are as follows:

HVAC Unit TypeCost
Split$1,683-$4,290
Hybrid Split$3,410-$6,282
Heat Pump$2,640-$26,904
Packaged Heating and Air$221-$368

Ways to Save Money on HVAC Costs

It's important to take care of HVAC repairs and replacements in a timely manner, but it can also be expensive. Fortunately, there are steps you can take to reduce wear and tear on your system.

  • Keep your system clean. Keeping your indoor evaporator coil, ductwork, grills, and condenser fan blades clean helps your system function optimally and reduces the risk of mold growth. The National Air Duct Cleaners Association recommends cleaning your HVAC system when it starts to look dirty.
  • 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 decrease the work required from your home’s HVAC system.
  • Monitor for potential problems. Monitoring your system for problems — for example, by checking your thermostat and energy bills routinely — helps you get ahead of problems before they get too expensive.
  • Change filters regularly. Replacing your air filters or washing them every 30–90 days allows effective air circulation through your system. You should also try to keep debris from accumulating on the outdoor sections of your HVAC.
ServiceCost
Filter Replacement$55-$147
Condensor Cleaning$1,105-$3,314
Thermostat Repair$74-$184
Ductwork Cleaning$354-$884

How To Choose a Local HVAC Company

Knowing what makes a trustworthy HVAC company is key for an easy installation or repair. Hiring an experienced, credentialed HVAC contractor gives you confidence your system can provide reliable heating and air conditioning year-round.

Compare Multiple Bids

Contact at least three HVAC providers for quotes. Explain the issues and have technicians visit to inspect your system if possible. Compare the companies' explanations, solutions, estimated costs, timeframes, and warranties. Avoid contractors that pressure you or demand payment upfront.

Check Credentials

It's important to choose an HVAC company that employs technicians with the proper qualifications and expertise. HVAC contractors in all states have federal requirements set by the Environmental Protection Agency (EPA). To obtain the EPA Section 608 Technician Certification, contractors must pass an exam (the specific exam depends on the kind of equipment they plan 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 by the state.

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 look at reviews and complaints on sites like Yelp, Google Reviews, and the Better Business Bureau (BBB). Choose a company with positive reviews and reports of good customer experiences.

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 verify that everything works. When replacing your HVAC system, ask the contractor to provide details on the new estimated installation time, features, brand, model, and energy efficiency. Before work begins, make sure you understand how your provider will properly size the new unit for your home and what the cost will be.

Compare Warranties

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

Get Quote in Writing

Get written quotes before starting HVAC work. The quote should cover costs for both materials and labor. Review all terms carefully before signing.

Frequently Asked Questions About HVAC in Princeton, IL

Typically, you should have your HVAC system inspected twice a year. After an inspection, your HVAC technician will tell you what services are required. You should also call a technician if you start to notice any issues, like unusual smells, strange noises, or leaks. 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 are less busy during these times, so it will be easier to get an appointment. This also helps get your system ready for the summer and winter, which is when it normally gets the most use.

You can save energy throughout the year by reducing the amount of power your HVAC system uses 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 could also consider 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 can take as little as half a day or as much as two days. The exact amount of time will depend on things like how large your home is, how easily accessible different sections are, and whether your technician finds any problems.

For a 2,000-square-foot home, you should look for 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. Typically, if your home is larger than 1,000 square feet, central air will be more effective than window air conditioning units.

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

  • Make sure your air ducts remain clean, and clean or change 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 keeping the temperature indoors as close to the outside temperature as is comfortable.
  • When it comes time to replace any part of your system, explore Energy Star-certified or similar environmentally friendly options.

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