10 Best HVAC Companies in Crestwood, MO

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Last Updated: February 25, 2025

On average, 55% of energy use in American homes goes toward heating and cooling, according to the U.S. Department of Energy. Since cooling and heating represent such a significant chunk of your utility bills, you'll want to ensure that the HVAC system in your Crestwood home is functioning optimally.

We've assembled this guide to the top HVAC companies in Crestwood to help you choose the best person for your job and get your system into its best shape ever.

Top 10 Best HVAC Companies in Crestwood

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SmartHouse Heating and Cooling

SmartHouse Heating and Cooling Logo

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6921 Olive Blvd, St. Louis, MO 63130 (314) 451-5391 callsmarthouse.com

Prompt service delivery

Informative resources

Free quotes

Clear pricing policy

Reliable customer support

Services Offered

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

B & W Heating & Cooling

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398 E Edwardsville Rd, Wood River, IL 62095 (618) 936-0361 bwheatcool.com

Free quotes

Prompt service delivery

Clear pricing policy

Reliable customer support

Informative resources

Services Offered

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

Academy Air Heating, Cooling, Plumbing and Electric

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

Informative resources

Reliable customer support

Services Offered

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

Vitt Heating & Cooling

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

Prompt service delivery

Informative resources

Free quotes

Services Offered

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

Polar Aire Plumbing, Heating & Air Conditioning

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

Free quotes

Informative resources

Prompt service delivery

Reliable customer support

Clear pricing policy

Services Offered

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

All Air Systems Heating & Cooling

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User Rating

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

Free quotes

Clear pricing policy

Informative resources

Reliable customer support

Services Offered

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

Vogel Heating & Cooling

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User Rating

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

Informative resources

Reliable customer support

Free quotes

Services Offered

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

Averill Heating & Air Conditioning

Averill Heating & Air Conditioning Logo

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User Rating

10645 Liberty Ave, St. Louis, MO 63132 (314) 427-3825 averillheatcool.com

Free quotes

Clear pricing policy

Reliable customer support

Informative resources

Services Offered

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

B & B Heating & Cooling

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Our Rating

User Rating

1955 Washington St, Florissant, MO 63033 (314) 838-9800 bbheatingcooling.com

Informative resources

Reliable customer support

Clear pricing policy

Services Offered

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

Faszold Heating and Cooling

Faszold Heating and Cooling Logo

Our Rating

User Rating

1613 E Terra Ln, O'Fallon, MO 63366 (636) 735-7842 faszold.com

Free quotes

Informative resources

Reliable customer support

Clear pricing policy

Services Offered

Ventilation
Indoor air quality
Emergency services
Furnace installation
Ac installation
Ac repair
Ductless
Furnace repair
Filtration
Maintenance
Boiler installation
Inspection
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 repairs or replacement from an HVAC company. Watch for these indicators your system needs service:

  • Frequent breakdowns and need for repairs
  • Strange noises when turning on
  • Thermostat malfunctions or temperature control issues
  • Poor air circulation or uneven heating/cooling
  • Refrigerant leaks
  • 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 technician can complete an inspection, diagnose problems, and advise you whether you should repair or replace your HVAC unit.

Cost of HVAC Installation and Maintenance in Crestwood

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

  • Split or mini-split: Homes without ductwork for centralized climate control often have split or mini-split HVAC systems. These systems consist of internal units in each room to regulate temperature, which all connect to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system performs similarly to a standard split system, but has the capacity to draw on either gas or electricity for power.
  • Heat pump: Heat pumps move hot and cold air between your home and outside. These systems don't make their own heat or AC, so they work more efficiently in milder climates.
  • Packaged heating and air: Packaged HVAC systems are often a good option for smaller houses. They consist of a single heating and cooling unit, normally located in an attic or basement. This unit tends to be compact, efficient, and easy to maintain.

The price of HVAC maintenance also depends on the 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$1,987-$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

It's important to repair or replace your HVAC system when it's broken, but it can also be expensive. Thankfully, there are steps you can take to reduce wear and tear on your HVAC.

  • Monitor for potential problems. Keeping an eye out for problems, for instance by routinely checking your thermostat and energy bills, helps you resolve them before they get out of hand.
  • Change the position of your blinds seasonally. Opening your blinds in winter allows passive solar heat into your house. Closing your blinds in summer blocks some heat from getting indoors. Both of these measures help lower the work required from your home’s HVAC system.
  • Keep your system clean. Cleaning your condenser fan blades, ductwork, grills, and indoor evaporator coil 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 when it starts to look dirty.
  • 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 external sections of your HVAC system as much as possible.
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

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 ensure your system provides reliable heating and air conditioning for your home.

Compare Multiple Bids

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

Check Credentials

When picking an HVAC company, choose one with technicians that have the appropriate training, licenses, and experience. In all states, HVAC contractors must obtain a Section 608 Technician Certification from the Environmental Protection Agency (EPA). This certification is mandatory for any individual who helps "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 Missouri doesn't have state-level HVAC contractor licensing requirements; however, most municipalities have local requirements. Make sure that you check with your local government to understand requirements for licenses like HVAC Contractor or HVAC Journeyman Contractor. You can also confirm that a company holds a valid business license. You should also read reviews and complaints on sites like Google Reviews, Yelp, and the Better Business Bureau (BBB). Pick a company with positive reviews and reports of fantastic customer experiences.

Understand Work Details

Make sure you know the details of any project before starting. For HVAC repairs, have your provider list which parts require replacement and why. Confirm that your technician will clean and test the system after the repair to verify that everything works. When replacing your HVAC, ask the contractor to describe the new brand, model, energy efficiency, estimated installation time, and features. Before work starts, ask how your provider plans to accurately size the unit for your home and how much it will cost.

Compare Warranties

A trustworthy HVAC company will stand behind its repair work and installations with a warranty. The longer and more comprehensive the coverage terms, the better. Carefully compare the fine print between contractors and choose the company that provides the best protection at a reasonable price.

Get Quote in Writing

Get a written estimate before HVAC work starts. A full quote includes both labor and material costs. Make sure you understand and accept all terms before signing the contract.

Frequently Asked Questions About HVAC in Crestwood, MO

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 have an inspection if you start to notice any issues, like unusual smells, leaks, or strange noises. If your home has ductwork, it should be serviced every few years.

The best times to have an HVAC inspection are the spring and fall. Technicians are less busy during these times, which makes it easier to get an appointment. This also helps get your system ready for the summer and winter, the times of the year when it sees the most use.

You can save energy throughout the year by making it easier 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 avoid making drastic changes — adjust it only a few degrees at once. You may also consider a smart thermostat.

Generally, HVAC installation or replacement takes between one and three days for the entire system. Installing or replacing a furnace or air conditioning unit may take anywhere from a few hours up to two days. The exact amount of time will be based on things like the size of your house, how easily accessible different areas are, and whether your technician discovers any problems.

Normally, HVAC financing is offered 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 find out what options are available and appropriate for your situation.

There are several ways you can make your HVAC system more energy-efficient:

  • Keep ductwork clean, and change or clean your air filters regularly.
  • Have 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 aren't able to purchase one, try to keep the temperature indoors as close to the outside temperature as you can.
  • When replacing part of your HVAC system, explore Energy Star-certified or similar environmentally friendly options.

Other Crestwood, MO Home Services

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