(636) 240-4739 We are scheduling Spring Air Conditioner Tune Ups / Ask about 2023 New System Specials / Family Run Business since 1961

Quality Appliance Service Inc


HVAC Air Conditioning & Heating


Looking for an HVAC air conditioner repair service company in St Charles County? Look no further, Quality Appliance Service can take care of all your major Appliance, HVAC installation and air conditioner repair service needs in your home or business.  We are an American Standard and Mitsubishi Dealer. Servicing all makes and models of HVAC equipment means we have you covered. Custom build homes and Barndos. Ask about custom spiral duct work to enhance the look of your next project.

Quality Appliance Service Inc. was established in 1961. If you are experiencing a problem with your household or commercial equipment we are here for you. Sales and service Monday through Friday. We work on most of the American made appliance.

Call Quality for your Arzel Zoning. We can add zoning to your house to take care of that one system, two-story, hard to cool house. With two three or four zone systems you will be able to adjust the thermostat for that zone to get your comfort level where you need it. Arzel dampers come with a life time guarantee. This lets you know you are putting in a solid product. Call to learn more about zoning your house or office and setup a free estimate with our office and we will get your comfort level right.


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Appliance Help




Welcome To Quality Applicance Service Inc.

We Specialize in Air Conditioning & Furnace Service, and Installation Along with Appliance Repair in O’Fallon, Wentzville, St Charles, St Peters, Lake St Louis and all of the Charleston County.  Call to get more information on getting your equipment up and running or new equipment installed.

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