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10 Best HVAC Companies in Des Peres, MO

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Written By Bradford Cuthrell

Last Updated April 2024

If you're like most Americans, more than half of your energy bill (55%, per the Department of Energy) goes toward heating and cooling your home. You don't want to spend more than necessary on temperature control in your Des Peres home, so it's important to make sure all systems are working properly.

We've researched and assembled this guide to the top HVAC companies in Des Peres to help you choose the right person for your job and get your system into top shape.

Top 10 Best HVAC Companies in Des Peres

SmartHouse Heating and Cooling

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

Free quote

Reliable customer support

Informative resources

Clear pricing policy

Prompt service delivery

Services Offered

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

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

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

All Air Systems Heating & Cooling

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

Reliable customer support

Free quote

Prompt service delivery

Clear pricing policy

Informative resources

Services Offered

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

Averill Heating & Air Conditioning

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

Free quote

Reliable customer support

Clear pricing policy

Prompt service delivery

Informative resources

Services Offered

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

Vogel Heating & Cooling

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

Clear pricing policy

Free quote

Informative resources

Reliable customer support

Services Offered

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

Harster Heating & Air Conditioning

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

Prompt service delivery

Reliable customer support

Clear pricing policy

Free quote

Informative resources

Services Offered

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

Hoffmann Brothers

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1025 Hanley Industrial Ct, Brentwood, MO 63144 (314) 347-1403 hoffmannbros.com

Clear pricing policy

Informative resources

Free quote

Reliable customer support

Services Offered

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

Kirkwood Heating & Air Conditioning

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

Free quote

Informative resources

Clear pricing policy

Prompt service delivery

Reliable customer support

Services Offered

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

Climate Masters Heating and Cooling

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8027 Big Bend Blvd, Webster Groves, MO 63119 (314) 968-8383 climatemasterstl.com

Reliable customer support

Clear pricing policy

Prompt service delivery

Informative resources

Free quote

Services Offered

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

Scott-Lee Heating Company

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

Free quote

Clear pricing policy

Informative resources

Services Offered

Maintenance
Ductless
Filtration
Ventilation
Furnace installation
Indoor air quality
Ac installation
Emergency services
Furnace repair
Zoning systems
Ac repair
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 broken or old likely needs professional attention for maintenance or replacement. Watch for these signals that your system needs service:

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

If you see any of these HVAC issues, we recommend having a technician inspect your system. A local professional can diagnose problems and determine whether fixing or replacing your HVAC unit is the correct solution.

Cost of HVAC Installation and Maintenance in Des Peres

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

  • Split or mini-split: If your home doesn't have the right ductwork for central heating or air, you probably have a split HVAC system. Split or mini-split systems consist of internal units that control the temperature in individual rooms. These interior units are all connected to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system functions very similarly to a standard split system. It has the advantage of having the capability to use either gas or electricity for power.
  • Heat pump: Heat pumps move warm and cool air between your house and the outdoors. They don't make their own heating and cooling, so they work best in more mild climates.
  • Packaged heating and air: Packaged HVAC systems are a practical choice for smaller houses. These systems have a single heating and cooling unit, normally located in a basement or attic. They're compact, energy-efficient, and easy to maintain.

HVAC maintenance prices differ based on the specific services required. HVAC systems can be complicated and potentially require several different 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

It’s important to take care of HVAC repairs and replacements when they are required, though they can be expensive. The good news is that homeowners have methods to decrease the effect of wear and tear and reduce the frequency of breakdowns.

  • 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 decrease the work required from your home’s HVAC system.
  • 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.
  • Keep your system clean. Keeping your condenser fan blades, indoor evaporator coil, grills, and ductwork clean helps your system function optimally and reduces the chance of mold growth. The National Air Duct Cleaners Association recommends that you clean your HVAC system when it starts to look dirty.
  • Change filters regularly. Changing your air filters or washing them every 30–90 days allows smooth air circulation through your HVAC system. Also try to keep debris from accumulating on the outdoor sections of your HVAC.
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 key for an easy installation or repair. An experienced, credentialed HVAC contractor gives you confidence your system can provide reliable heating and air conditioning year-round.

Compare Multiple Bids

Request estimates from three or more HVAC providers. Describe your issues and ask if technicians can inspect your system in person. Review each provider's diagnoses, recommended solutions, estimated cost, timeline, and warranties. Avoid providers 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. In all states, HVAC contractors need to 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." Contractors 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.

There are no state-level licensing requirements for HVAC technicians in Missouri; however, most municipalities have local requirements. It's important to check with your local government to understand requirements for licenses like HVAC Contractor or HVAC Journeyman Contractor. You can also check that a company holds a valid business license. You should also check a provider's reviews and complaints with organizations such as the Better Business Bureau (BBB), Google Reviews, and Yelp. You'll want to select a provider with glowing reviews and stories of positive service experiences.

Understand Work Details

Always make sure you understand the details of any project. When HVAC repairs are required, your provider should list which parts need replacement and why. Confirm that your technician will clean and test the full system after repairs are finished to verify that it’s working properly. When replacing your HVAC, ask the contractor to describe the new features, estimated installation time, energy efficiency, model, and brand. Before signing a contract, ask how your provider plans to accurately size the unit for your home and how much it will cost.

Compare Warranties

Reliable HVAC companies offer warranties on service and equipment installations. The more complete the coverage, the better. Compare warranty details between companies and pick the one that offers the most comprehensive protection for the fairest price.

Get Quote in Writing

Always get HVAC bids in writing before work begins. A thorough quote will cover costs for both labor and materials. Make sure that you agree to all terms before signing the contract.

Frequently Asked Questions About HVAC in Des Peres, MO

You should have your HVAC system inspected twice annually. After completing their inspection, your technician will inform you if any services are needed. You should also have your system inspected if you notice new issues such as strange noises, unusual smells, or leaks. If your home has ductwork, it should be inspected every few years.

Generally, it's best to schedule inspections in the spring and fall, as these times tend to be less busy. This also helps get your system ready for the summer and winter, when it typically 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 the temperature of your home. During all seasons, keep your thermostat as close to the outside temperature as is comfortable, and try to adjust it only a few degrees at a time. You could also consider a smart thermostat.

Generally, HVAC installation or replacement takes one to three days for the entire system. 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 be based on factors like the size of your house, how easily accessible different parts of the system are, and whether your technician discovers any problems.

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

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

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

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

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