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Heritage Heating & Cooling Heritage Heating & Cooling
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AC Installation & Replacement in O’Fallon, IL 

Proudly Serving the Metro East Since 2011 

At Heritage Heating & Cooling, we take pride in offering expert AC installation and replacement services that stand the test of time. With nearly 15 years of dedicated service experience, our licensed and insured team brings a wealth of knowledge and expertise to every project. From central AC units to ductless mini-split systems, we work with all brands, makes, and models to ensure a perfect fit for your home. 

Committed to staying at the forefront of our industry, we continually educate ourselves on the latest trends and advancements. This commitment enables us to deliver cutting-edge installation services that not only meet but exceed our customers' expectations for reliability, efficiency, and comfort.

When to Repair vs. Replace an AC Unit 

Deciding between repairing and replacing your AC unit can often feel like navigating a maze, with various paths leading to different outcomes. It's a crucial decision that hinges on several factors, including cost, performance, and the age of your unit. Understanding when to opt for repairs or when to invest in a new system can save you time, money, and stress in the long run.

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

How Can I Make My AC Last Longer?

Routine maintenance is crucial to the performance and longevity of your AC system. Like any complex machinery, an air conditioner requires regular check-ups and tune-ups to ensure it runs at peak efficiency and to prevent untimely breakdowns. 

At Heritage Heating & Cooling, we understand the importance of these preventative measures. That's why we offer a comprehensive annual HVAC maintenance program, meticulously designed to keep your system running smoothly and your home as comfortable as possible year-round. Our experienced technicians provide thorough inspections, cleanings, and timely repairs to extend the life of your unit, ensuring a cool, comfortable environment for you and your family.

Schedule an AC installation in O’Fallon by calling (618) 323-3431 today. We can also be reached online.

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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.

What to Expect from Our Installation Process

Embarking on a new AC installation can be a significant step toward greater home comfort and energy efficiency. At Heritage Heating & Cooling, we offer a personalized and professional installation process that guarantees satisfaction from start to finish. 

Here's what you can expect when you choose us to handle your AC installation:

  • Personal consultation: We begin with an in-person consultation to understand your indoor climate preferences, home layout, and specific requirements.
  • System selection: Based on our consultation, we'll help you choose a high-performing, energy-efficient HVAC system that fits your needs perfectly.
  • Expert installation: Our trained technicians utilize the latest tools and technologies to ensure your AC system is installed with precision and care.
  • Quality assurance: We stand behind the quality of our work with exceptional warranties on parts, labor, and equipment.
  • Financing options: To make the process easier on your budget, we offer financing services that enable a smoother investment in your home's comfort.

By choosing Heritage Heating & Cooling, you can rest assured that your AC installation will be handled with expertise and attention to detail, ensuring lasting comfort and efficiency for your family.

  • 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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