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636-530-0070

Serving St. Louis County and St. Charles County

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HVAC and Indoor Air Quality Services in O’Fallon, MO

A lot of HVAC companies come and go. The fact that Fresh Air Heating & Cooling has been going strong for over 30 years now is certainly a sign of the quality work that we do. We’ve always been family owned and operated—Mike and Meg Sinn opened up the shop in 1987, and their children currently helm the business. We look forward to carrying on the family’s way of doing things for many years to come.

When you need HVAC and indoor air quality services in O’Fallon, MO, you need look no further than our team. We do it all, from installations to repairs, maintenance, and replacements, and we always do it right. Happy customers are the backbone of a successful business, so you can count on us to put your satisfaction first!

Bring Fresh Air into Your Home Today.

Air Conditioning Services

When the heat of summer is at its peak, you can find a lot of solace in the fact that you know you have a comfortable home waiting for you at the end of the day. Of course, if your air conditioning services in O’Fallon, MO aren’t outstanding, you shouldn’t have too much faith in your system’s abilities. Leave your air conditioning installation, maintenance, and repair to our technicians, and know that the job is done right.

AC Repair Services

An air conditioner that is blowing out hot air is one that will immediately raise some red flags. In truth, however, any problems with your air conditioning system are cause for concern. Do not wait for your AC to break down entirely before you schedule professional AC repair services. When it comes to getting your air conditioner back on track, it is always best to do so as soon as possible. Keep your ears and eyes open for strange operating sounds, increased cooling costs, and other irregularities.

AC Installation / Replacement Services

There is little point in investing in a great air conditioning system if you are not also going to invest in outstanding air conditioning installation/replacement services. Getting your AC off on the right foot will definitely benefit it and you in the long run. It doesn’t matter if you need a heat pump installed or a central AC replaced. Our technicians are dedicated to your 100% satisfaction, and we are happy to help you live comfortably all summer long.

Heating Services

A heater is not the type of system you can take any chances with. We may not have to deal with extreme winter weather like they do in Michigan or Maine, but the fact is that it gets plenty cold around here during the winter season. Scheduling your heating services in O’Fallon, MO with our technicians means your heating repair, installation, and maintenance will be completed properly every step of the way. That way, you can heat your home effectively and efficiently.

Heating Repair Services

The moment you notice there is anything wrong with your heater is the moment that you should pick up your phone to schedule prompt and professional heating repair services. Only when your system is repaired in a timely manner, and by trained professionals, can you hope to resolve any problems with it before serious damage is done. Don’t overlook "minor" issues, because they are rarely if ever as minor as homeowners mistake them to be.

Heating Installation / Replacement Services

You do not want to skimp on your heating system, because purchasing a cheap system for that sole purpose will not pay off in the long run. You will wind up paying more in energy costs, for instance, and likely for more frequent repairs. Of course, investing in a great system does not guarantee you a great performance, either. For that, you need to pair that great system with outstanding heating installation and/or replacement service.

Commercial HVAC Services

We admire the men and women that work as general maintenance workers in commercial properties. That is a tough job, and often means that there is a lot to oversee. The best maintenance workers will realize that there are certain jobs that are reserved for skilled and experienced professionals specific to that field, however. Your commercial HVAC services in O’Fallon, MO fall into this category. When you need commercial HVAC installation, repair, maintenance, and/or replacement services, we’re the first company to call.

Indoor Air Quality Services

We’d love to tell you that a great AC and a dependable heater is all that you need to guarantee your comfort throughout the year. But this is simply not the case. Eventually, you will come to realize that the quality of the air in your home is every bit as important to your overall comfort as the temperature of that air. If you’re serious about improving your indoor air quality in O’Fallon, MO, get in touch with us so we can assess your situation and find the right equipment for you.