Keeping Your Home and Business Comfortable

  • Commercial Ventilation
  • Commercial Fabrication and Design
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    Over 40 Years Experience

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    Professionals You Can Trust

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    Quality Work

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    Family Owned And Operated 

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    Find out more about our services.
    Call (636) 529-8686 today.
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    Air-Tec Systems was founded by a heating and cooling engineer, which means we strive for nothing less than perfect! Our goal is to be your "HVAC" partner, which means taking the time to educate you on the issues with your HVAC system, provide you with effective recommendations, and come up with an affordable solution together. Here at Air-Tec Systems, we are dedicated to keeping you informed every step of the way, and our main aim is to make sure your system, new or old, lasts for as long as possible while working at peak performance!  We are HVAC contractors with an outstanding reputation, just take a peek at our reviews to see for yourself. We can't wait to serve you.
    AC Installation & Maintenance

    We here at Air-Tec have over 40 years of experience in the installation, maintenance, and repairs of HVAC/AC systems and work equally with boilers and other heating systems.

    We're a family business at heart, with three generations all working at the company, and we like to think that translates into a family-orientated customer service. We care for you and your comfort at home, and our motivation comes from the satisfaction of our customers.

    AC Installation & Maintenance


    We here at Air-Tec have over 40 years of experience in the installation, maintenance, and repairs of HVAC/AC systems and work equally with boilers and other heating systems. We are experts at HVAC repair and HVAC installation. 


    We're a family business at heart, with three generations all working at the company, and we like to think that translates into a family-orientated customer service. We care for you and your comfort at home, and our motivation comes from the satisfaction of our customers.

    Certified Heating-Cooling Experts

    Our engineers have years of experience in the industry. In fact, there's not much they haven't seen and fixed! We are experts at HVAC repair and HVAC installation. Call on the HVAC contractors who will get the job done right! Certified to install and carry out maintenance works on American Standard systems, we are also more than capable to work on other machines to.

    Whatever the issue, be sure to give us a call at (636) 529-8686 and we'll send one of our experts out ASAP to lend you a hand. We are trusted HVAC contractors with an outstanding reputation.

    Why Come to Us for Your Healthy Climate?

    Financing & Maintenance Plans


    We're proud to offer our clients fantastic financing options through Synchrony, and if you'd like to find out more then one of our team is available to discuss your options with you. 

    We offer all clients our Annual Maintenance Plan for just $160 which includes:
    • Cleaning of your AC and coil in spring
    • A 20-point check of your furnace 
    • Cleaning of your burner
    • Check up of your heat exchange
    • Pressure switch check 
    • Combustion check 
    • Gas pressure check 
    • Igniter check 
    • Limit switches check
    • Resistance check
    • Carbon monoxide detector check
    Click Here for a Quote
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    Find out more about our services.
    Call (636) 529-8686 today.
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