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Heritage Heating & Cooling Heritage Heating & Cooling
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Commercial AC Services in O’Fallon, IL 

Proudly Serving Business Owners throughout the Metro East 

Keep your commercial air conditioning system running smoothly by turning to Heritage Heating & Cooling for all your cooling needs. No job is too big or too small for our licensed technicians to take on. With nearly 15 years of experience in the HVAC industry, we have handled thousands of commercial projects and built a reputation for excellence and reliability. Our extensive expertise and resources equip us to handle any AC repair, replacement, maintenance, or installation service that comes our way. Whether you’re looking to improve efficiency, resolve an issue, or install a completely new system, we are committed to delivering top-tier service that meets your specific needs and exceeds your expectations.

6 Signs You Need to Replace Your AC

Having a well-functioning air conditioning system is not just a luxury but a necessity. If your system is acting up, we encourage you to schedule an inspection sooner rather than later. Timely replacement of your aging or damaged AC system is crucial to maintaining good energy efficiency, indoor air quality, and overall comfort in your commercial establishment. Delaying replacement can lead to escalating repair costs, inefficient performance, and increased energy bills.

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We Service All Makes & Models
Our technicians have the expertise to service all HVAC brands.

Commercial AC Maintenance Checklist 

We offer comprehensive maintenance services designed to keep your commercial AC system operating at peak efficiency. Our skilled technicians utilize a meticulous 25-point checklist to ensure every component of your system is functioning optimally. From inspecting for potential issues to fine-tuning performance, our maintenance services aim to maximize the lifespan of your equipment, enhance its efficiency, and prevent costly breakdowns, ensuring your business remains cool and comfortable all year round.

Some items on our commercial AC maintenance checklist include:

  • Check humidity levels 
  • Clean condenser and evaporator coils 
  • Check for signs of gas leaks 
  • Check drain lines for clogs 
  • Clean any standing water out of the system
  • Check electrical connections 
  • Check refrigerant charge 
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  • American Standard Authorized Dealer
  • BBB A+ Accredited
  • Home Advisor Screened & Approved
  • Nextdoor Neighborhood Favorite
  • Yelp!
  • Environmental Protection Agency (EPA) Certified
We Service All Makes & Models
Our technicians have the expertise to service all HVAC brands.

Types of Commercial AC Repairs We Provide 

No matter the complexity of your commercial AC problem, our team has the expertise and technology to handle it. We offer a comprehensive range of repair services designed to maximize the performance and efficiency of your system. Our services begin with a detailed system inspection to accurately diagnose the issue. Whether it's inconsistent cooling, escalating energy costs, or frequent breakdowns, we have solutions to restore your AC system to its optimal condition. Our goal is to ensure your commercial space remains comfortable and safe for everyone. Trust us to keep your AC running smoothly and efficiently.

Call (618) 323-3431 today for professional commercial air conditioning services in O’Fallon. We look forward to serving you.

  • Family-Owned & Veteran Operated
  • Warranty-Backed Services
  • EPA-Certified Company
  • Insured for Your Peace of Mind
  • Financing Options Available
  • Background Checked Technicians

Contact Heritage Heating & Cooling Today!

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