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10 Best HVAC Companies in Island Lake, 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 U.S. Department of Energy. In Island Lake, you're likely looking to reduce your energy expenses and save money.

Our guide to the top HVAC companies in Island Lake can help you save money by getting your HVAC system repaired, installed or replaced for a fair price by a skilled worker.

Top 10 Best HVAC Companies in Island Lake

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

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

Reliable customer support

Free quote

Prompt service delivery

Clear pricing policy

Informative resources

Services Offered

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

Air Blue Heating and Cooling

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

Prompt service delivery

Informative resources

Reliable customer support

Free quote

Clear pricing policy

Services Offered

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

Aaron & Trecker

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232 Telser Rd, Lake Zurich, IL 60047 (847) 851-4862 aaronandtrecker.com

Reliable customer support

Informative resources

Free quote

Clear pricing policy

Services Offered

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

Blue Star Heating and Cooling

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1840 Industrial Dr Ste 280, Libertyville, IL 60048 (847) 797-4232 bluestarillinois.com

Clear pricing policy

Informative resources

Reliable customer support

Free quote

Services Offered

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

All Temp Heating & Air Conditioning, Inc.

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124 E Liberty St, Wauconda, IL 60084 (847) 526-9082 alltemp.net

Free quote

Clear pricing policy

Reliable customer support

Prompt service delivery

Informative resources

Services Offered

Furnace repair
Ac repair
Furnace installation
Emergency services
Ventilation
Maintenance
Ac installation
Boiler installation
Ductless

Martin Enterprises Heating & Air Conditioning

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56 E Main St, Lake Zurich, IL 60047 (847) 719-8442 martinenterprisesheatingandac.com

Reliable customer support

Prompt service delivery

Free quote

Clear pricing policy

Informative resources

Services Offered

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

Green Air Care

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204 Northwest Hwy, Fox River Grove, IL 60021 (847) 275-9585 greenaircare.com

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Clear pricing policy

Reliable customer support

Informative resources

Services Offered

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

Always Air Inc

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736 W Main St, Cary, IL 60013 (847) 722-7761 alwaysairheating.com

Reliable customer support

Free quote

Prompt service delivery

Clear pricing policy

Informative resources

Services Offered

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

Com24 Heating & Air Conditioning

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180 Detroit St, Cary, IL 60013 (847) 790-4098 com24hvac.com

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Clear pricing policy

Informative resources

Reliable customer support

Services Offered

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

V.M. O'Leary Sheet Metal & Heating

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820 Three Oaks Rd, Cary, IL 60013 (847) 639-1974 vmolearyhvac.com

Free quote

Clear pricing policy

Services Offered

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

An HVAC system that's malfunctioning or outdated likely needs professional attention for repairs or replacement. Watch for these signals that your system needs service:

  • Frequent breakdowns and need for repairs
  • Refrigerant leaks
  • Odd noises when turning on
  • Uneven heating/cooling or poor air circulation
  • Temperature control issues or thermostat malfunctions
  • Unusually high energy bills
  • Cracking, rust, or corrosion
  • An HVAC system that's over 15 years old

These HVAC red flags indicate that you should have your system evaluated. A local company can complete an inspection, identify problems, and recommend repairing or replacing your HVAC unit.

Cost of HVAC Installation and Maintenance in Island Lake

The price of HVAC installation or maintenance varies depending on the kind of unit you have. Common kinds of HVAC units include the following:

  • Split or mini-split: Homes without ductwork for central air 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 functions comparably to a regular split system. It provides flexibility by having the option to draw on either electricity or gas for energy.
  • Heat pump: Heat pumps exchange hot and cold air between your home and the outside. These systems don't generate their own heat or AC, so they work more efficiently in moderate climates.
  • Packaged heating and air: Packaged HVAC systems work best in smaller houses. They consist of a single combined air conditioner and heating unit, typically located in an attic or basement. This unit is typically compact, cost-effective, and straightforward to maintain.

The amount you spend on HVAC maintenance also depends on what kind of work you're having done. HVAC systems are complicated and can require different kinds of maintenance. The cost of some common repairs is 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 make any essential HVAC fixes or replacements as needed, though they can be expensive. The good news is that homeowners have ways to reduce gradual wear and tear and reduce the frequency of breakdowns.

  • Change the position of your blinds seasonally. During winter, leave your blinds open so your home benefits from passive solar heat. In summer, keep blinds shut to block out heat. Doing both reduces the amount of work your HVAC system is required to do.
  • Change filters regularly. Replacing or cleaning your air filters every 30–90 days helps air flow smoothly through your system. You should also try to keep debris away from the outside areas of your HVAC system as much as possible.
  • Keep your system clean. Cleaning your indoor evaporator coil, grills, condenser fan blades, and ductwork regularly helps keep your HVAC system working efficiently and reduces the risk of mold growth. The National Air Duct Cleaners Association recommends cleaning your HVAC system once it begins to look dirty.
  • Monitor for potential problems. Keeping an eye out for problems, for instance by consistently checking your thermostat and energy bills, lets you resolve them 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

Knowing what to look for in an HVAC company is crucial for a successful project. Partnering with an experienced, licensed contractor can offer you peace of mind and ensure your system provides reliable heating and air conditioning for your home.

Compare Multiple Bids

Get quotes from three or more HVAC contractors. Explain your issues and ask if specialists can inspect your system in person. Review each provider's diagnoses, recommended solutions, estimated cost, warranties, and timeline. Avoid companies 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 need to obtain a Section 608 Technician Certification from the Environmental Protection Agency (EPA). This certification is required for all contractors 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 on a state-by-state basis.

Illinois doesn't have state-level contractor licensing requirements. However, there may be local regulations. Be sure to check with your municipal government to confirm that your contractor meets all the requirements. You can verify an Illinois business license on the Secretary of State's website. You should also check a company's reviews and complaints on sites such as Yelp, the Better Business Bureau (BBB), and Google Reviews. Pick a company with glowing feedback and good customer testimonials.

Understand Work Details

It’s important to know what the work process is going to look like. For HVAC repairs, the company should explain the exact parts that need replacement and why. Confirm that your technician will clean and test the full system afterward to ensure proper functioning. When replacing your HVAC system, ask the contractor to provide details on the new estimated installation time, energy efficiency, brand, model, and features. 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

Reliable HVAC companies provide warranties for their services. Broader coverage is better, so make sure to compare warranties between providers. Choose the one that offers the best coverage at a reasonable cost.

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 agree to all terms before signing a contract.

Frequently Asked Questions About HVAC in Island Lake, IL

Generally, you should have your HVAC system inspected twice a year. After an inspection, your HVAC technician will tell you what services are needed. You should also call a technician if you start to notice any issues, like strange noises, leaks, or unusual smells. If your home has ductwork, it should be serviced every few years.

The best times to have your HVAC system inspected are during the spring and fall. Technicians are less busy during these times, so it will be easier to get an appointment. This also ensures that your system is ready for the summer and winter, when it typically 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 your home's temperature. 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 once. You might also consider purchasing a smart thermostat.

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

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

Typically, HVAC financing is through a third-party lender. If your HVAC company doesn't offer these options, you might consider taking out a loan on your own. Be sure to talk to a financial advisor and your HVAC company to learn what options are available to you 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.
  • Schedule regular inspections to take care of problems as they come up.
  • Keep your attic well-ventilated and make sure all doors and windows are well-sealed.
  • Install a smart thermostat. If you don't want to or can't buy one, try to keep your inside temperature as close to the outside temperature as is comfortable.
  • When you need to replace part of your HVAC system, see if there are Energy Star-certified or similar environmentally friendly options.

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