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10 Best HVAC Companies in Oakville, MO

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Written By Bradford Cuthrell

Last Updated April 2024

On average, 55% of energy use in American homes goes toward heating and cooling, according to the Department of Energy. You don't want to spend more than you need to on temperature control in your Oakville home, so it's critical that all systems are functioning properly.

Our guide to the top HVAC companies in Oakville can help you save money by getting your HVAC system installed, repaired or replaced by the right person for the right price.

Top 10 Best HVAC Companies in Oakville

Vitt Heating & Cooling

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4719 Morgan Ford Rd, St. Louis, MO 63116 (314) 347-3389 vittheating.com

Informative resources

Prompt service delivery

Clear pricing policy

Free quote

Reliable customer support

Services Offered

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

Vogel Heating & Cooling

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1642 Manufacturers Dr, Fenton, MO 63026 (314) 408-6068 vogelheating.com

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Free quote

Clear pricing policy

Services Offered

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

Academy Air Heating, Cooling, Plumbing and Electric

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924 Jeffco Executive Dr, Imperial, MO 63052 (314) 370-6074 academyair.com

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Free quote

Clear pricing policy

Informative resources

Services Offered

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

Kirkwood Heating & Air Conditioning

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9350 Watson Industrial Park, St. Louis, MO 63126 (314) 968-3453 kirkwoodheating.com

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Clear pricing policy

Prompt service delivery

Free quote

Services Offered

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

One Hour Heating & Air Conditioning® of St. Louis

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6068 Baumgartner Industrial Dr, St. Louis, MO 63129 (314) 463-4604 onehourheatandair.com

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Free quote

Prompt service delivery

Clear pricing policy

Reliable customer support

Services Offered

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

Scott-Lee Heating Company

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11010 Gravois Industrial Ct, St. Louis, MO 63128 (314) 200-0788 scottleeheating.com

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Free quote

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Services Offered

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

All Air Systems Heating & Cooling

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111 Prospect Ave # 103, Kirkwood, MO 63122 (314) 966-5600 callallair.com

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Reliable customer support

Clear pricing policy

Prompt service delivery

Free quote

Services Offered

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

Harster Heating & Air Conditioning

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9900 Gravois Rd, St. Louis, MO 63123 (314) 631-5300 harsterheating.com

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Free quote

Prompt service delivery

Reliable customer support

Clear pricing policy

Services Offered

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

Nick Dolinic Heating & Cooling

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759 Lemay Ferry Rd, St. Louis, MO 63125 (314) 631-8222 nickdolinic.com

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Free quote

Reliable customer support

Services Offered

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

Design Aire Heating & Cooling

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5804 Hampton Ave, St. Louis, MO 63109 (314) 739-1600 designaire.net

Reliable customer support

Informative resources

Clear pricing policy

Services Offered

Emergency services
Ac installation
Furnace installation
Boiler installation
Ductless
Boiler repair
Furnace repair
Ac repair
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 HVAC system is faulty or getting old, it likely needs servicing or replacement from an HVAC company. Watch for these indicators your system needs service:

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

Arrange an inspection if you notice any of these issues. A local technician can evaluate your system, identify problems, and figure out whether you need repairs or a new HVAC unit.

Cost of HVAC Installation and Maintenance in Oakville

The cost of HVAC installation or maintenance varies depending on the type of unit you have. Common types of HVAC units include the following:

  • Split or mini-split: Homes without ductwork for central air often 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 benefit of being able to draw power from either electric or gas sources.
  • Heat pump: Heat pumps circulate hot and cool air between your home and the outdoors. They don't produce their own heat or AC, so they function best in temperate climates.
  • Packaged heating and air: Packaged HVAC systems are more popular in smaller homes. Packaged systems consist of a single combined heating and cooling unit that's typically located in an attic or basement. This unit tends to be compact, efficient, and easy to maintain.

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

HVAC Unit TypeCost
Split$1,987-$5,064
Hybrid Split$4,025-$7,416
Heat Pump$3,117-$31,760
Packaged Heating and Air$261-$435

Ways to Save Money on HVAC Costs

HVAC system repairs and replacements are important, but can be expensive. Fortunately, there are steps homeowners can take to reduce wear and tear on their HVAC and lower future maintenance needs.

  • Change filters regularly. Changing or cleaning your air filters every 1–3 months helps air flow efficiently through your HVAC system. You should also try to prevent dirt and debris from building up around the external parts of your system.
  • Monitor for potential problems. Keeping a close eye on the efficiency of your HVAC system — for instance by checking your thermostat settings and energy bills — helps you identify and fix problems before they get too expensive.
  • 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.
  • Keep your system clean. Keeping your grills, condenser fan blades, ductwork, and indoor evaporator coil clean enables your HVAC system to function effectively and lowers your risk of mold. The National Air Duct Cleaners Association suggests cleaning your home's HVAC when you notice things starting to get dirty.
ServiceCost
Filter Replacement$65-$174
Condensor Cleaning$1,304-$3,912
Thermostat Repair$87-$217
Ductwork Cleaning$417-$1,043

How To Choose a Local HVAC Company

Finding the right HVAC company is vital for an easy installation or repair. An experienced, credentialed HVAC contractor gives you confidence your system can provide consistent heating and air conditioning year-round.

Compare Multiple Bids

Get quotes from three or more HVAC providers. Explain your issues and ask if specialists can inspect your system in person. Compare each contractor's diagnoses, recommended solutions, estimated cost, warranties, and timeline. Avoid providers that pressure you or demand payment before work.

Check Credentials

Choose an HVAC company with well-trained technicians who have proper licensing and experience. In all states, HVAC contractors have federal requirements set by the Environmental Protection Agency (EPA). To obtain the EPA Section 608 Technician Certification, a contractor must pass an exam (the type of exam depends on the kind of equipment they intend 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.

Missouri doesn't have state-level licensing requirements for HVAC contractors; however, most municipalities have local requirements. It's important to check with your local government to understand requirements for licenses such as HVAC Contractor or HVAC Journeyman Contractor. You can also verify that a company holds a valid business license. Checking reviews on Google Reviews, Yelp, the Better Business Bureau (BBB), and similar sites can aid your decision. Choose a company with stellar reviews and reports of positive experiences from customers.

Understand Work Details

Make sure you know the details of your project before it begins. If HVAC repairs are required, have your provider detail which parts require replacement and why. Get confirmation that your technician will clean and test the system after the repair to ensure that everything works. When getting a replacement, ask the contractor to explain the new HVAC system estimated installation time, energy efficiency, brand, features, and model. Before starting the project, you should understand how your provider will size the system appropriately for your home and the price you'll pay.

Compare Warranties

Good HVAC companies offer warranties on repairs and equipment installations. The more complete the coverage, the better. Compare warranty details between providers and pick the one that offers the most comprehensive protection for a fair price.

Get Quote in Writing

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

Frequently Asked Questions About HVAC in Oakville, MO

You should have your HVAC system inspected approximately twice a year. Following an inspection, your technician will inform you what services are needed. You should also schedule an inspection if you notice new issues such as unusual smells, strange noises, or leaks. If your home has ductwork, you should have it inspected every few years.

Usually, it's smart to schedule inspections in the spring and fall, as these times tend to be less busy. This also helps make sure your system is prepared for the summer and winter, when it probably sees 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 possible, and try to adjust it only a few degrees at a time. You could also consider purchasing a smart thermostat.

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 between 2.5 and 5 tons of capacity. Usually, if your home is over 1,000 square feet, central air will be more effective than window air conditioning units.

Your HVAC company may have financing options via a third-party lender, or you may be able to obtain a loan on your own. It's a good idea to discuss payment options with your HVAC company and a financial advisor to make sure that you find the best option for you.

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

  • Keep ductwork clean, and change or clean your air filters regularly.
  • Schedule regular inspections to take care of issues as they come up.
  • 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 your inside temperature as close to the outside temperature as you can.
  • When replacing part of your HVAC system, see if there are Energy Star-certified or similar environmentally friendly options.

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