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Serving St. Louis County and St. Charles County


Serving St. Louis County and St. Charles County

We’ve used Fresh Air for over 20 years!! Each year we purchase the service plan and it gives us a feeling of security to know they will be here.

- antique46

Steve has been our service technician and extremely pleased with his work ethic and his ability to correct all issues with our geothermal system.

- Ron and Jo Ann W, St. Louis

Now 5 years later, they still service the same units and have kept them in great shape! I can’t say enough good things!

- OSH2518

Immediately, I called my friends and shared my experience with them and they too are going to ask for Chris.  JOB WELL DONE!

- E.B.L

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HVAC and Indoor Air Quality Services in Chesterfield, MO

Fresh Air Heating & Cooling is a family owned and operated HVAC and indoor air quality service contractor, and has been since its founding in 1987. We are open 7am–7pm, 7 days a week. We hold an A rating on BBB, and have won the Angie’s List Super Service Award 10 years in a row. All of our technicians and installers are:

  • NCI certified
  • NATE certified
  • Licensed
  • OSHA trained

Our team works hard to ensure that our customers are taken care of, from the first phone call to the completion of the service. We offer a 1-year warranty on all repairs, and a 5-year labor warranty on new Carrier equipment installed. Like our founders (and current owners’ parents) always said, happy customers lead to a successful business.

Bring Fresh Air into Your Home Today.

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Why Choose Fresh Air?

The Fresh-Air Technicians and Installers

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  • We provide competitive rates while providing excellent service
  • Our staff undergo rigorous training & continuing education
  • We always answer the phone in person, 24/7
  • Our Technicians hold the latest certifications in excellence & safety
  • We always arrive on time and respect your schedule
  • Our Technicians are payed on an hourly rate, not commission. Their recommendations are in your best interest!
  • We guarantee 100% satisfaction
  • Carrier Factory Authorized Dealer
  • 2018 President's Award
  • Angie's List 2017 Super Service Award
  • BBB
Serving St. Louis County and St. Charles County

Even great air conditioners can fail to impress. How is that possible? When great equipment is paired with subpar service. With our HVAC technicians on the job, you won’t have to worry about that. Every job we do, from AC repairs to routine maintenance and new installations, are done right every step of the way.

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Don’t let the coldest temperatures of the year catch you off-guard when the heating season hits. We install and service heat pumps, ductless heating systems, and furnaces. Work with us, and know that your heating services will guarantee your comfort when temperatures really plummet. Our HVAC technicians know these heaters inside and out.

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Maintaining great indoor air quality in Chesterfield, MO is every bit as important as maintaining comfortable temperatures. That is why we offer a number of great indoor air quality services, and we install systems including air filters, air purifiers, humidifiers, dehumidifiers, ERVs, and HRVs. Let us help you to breathe cleaner air in your home.

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Why should you join our maintenance program? We offer great flexibility for any budget, with a Bronze, Silver, Gold, and Platinum membership level. Not only do you enjoy the peace of mind that comes with routine maintenance, but you’ll enjoy discounts on repairs, rebates, priority service, maintenance every 6 months, and more!

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Fresh Air News

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Is a Heat Pump the Right Cooling System for Me?

While there is no definitive  AC system that best suits everyone, there are plenty of reasons why heat pumps are so popular.

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When to Replace Your Air Conditioning System

Here are some factors to consider that can help you determine if the time is right to start thinking about replacing your air conditioner in Chesterfield.

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