
AC Replacement in Edwardsville
Comfort-Focused New Air Conditioning Installation Backed by Local Experience in Edwardsville, IL & the Surrounding Areas
When you’re ready for a new cooling solution, choosing the right partner for air conditioning replacement in Edwardsville can make all the difference. At Heritage Heating & Cooling, we've been trusted by homeowners and businesses throughout the Metro East for nearly 15 years to deliver reliable AC replacement and installation. Our family- and veteran-owned team is committed to exceptional customer care, 24/7 service, and a streamlined process designed for your comfort and convenience every step of the way.
We believe every AC replacement should begin with a detailed understanding of your property’s requirements, whether it’s a historic home or a modern office near Southern Illinois University Edwardsville. Our approach involves a thorough inspection of your current cooling setup so that we recommend the most energy-efficient system that suits your space and usage habits. We also review the condition of your existing ductwork and insulation to identify any improvements that will maximize your new AC’s performance in the region’s humid summers. By taking the time to address these details upfront, we ensure your installation is seamless, cost-effective, and delivers dependable comfort for years to come.
Give us a call at (618) 356-2781 or contact us online to schedule an Edwardsville air conditioning replacement today!
Why Residents & Businesses Depend on Us for AC Replacement in Edwardsville
Choosing the right provider for air conditioning replacement in Edwardsville is about more than just equipment—it’s about trust, follow-through, and local reputation. Heritage Heating & Cooling has earned a 100% satisfaction rating on Angi and is recognized as an Authorized Customer Care Dealer for American Standard. Our licensed, EPA-certified, background-checked technicians deliver peace of mind by meeting the highest safety and quality standards with every installation. We offer same-day appointments, 24/7 emergency HVAC services, free quotes on replacement systems, and comprehensive warranties to protect your investment, making us a go-to resource for AC services in the area.
- Family-Owned & Community-Centered: Proudly serving O’Fallon, Edwardsville, and the Metro East since 2011
- Veteran-Owned Business: Built on values of honesty, discipline, and service
- Fully Vetted Technicians: Only hiring EPA certified, background-checked professionals
- Transparent Pricing & Perks: Free estimates, 0% interest financing up to 60 months, and discounts for veterans, military, and seniors
- Available When You Need Us: Live phone support anytime, 24/7; emergency and same-day appointments available
Our strong reputation is built on consistently exceeding customer expectations, not just through credentials, but in how we approach every project. We treat every property with utmost respect, prioritize clear communication, and ensure you always have direct access to our knowledgeable team for any questions. With Heritage Heating & Cooling, you won’t find generic service or impersonal call centers. Our personalized approach means we tailor solutions to your exact needs, give clear updates, and aim to make your air conditioning replacement as easy and confidence-inspiring as possible.

AC Replacement Services Tailored for Edwardsville’s Climate & Codes
It’s important to understand that the local climate in Edwardsville—with hot, sticky summers—demands more from your air conditioning system. That’s why we offer comprehensive air conditioning replacement services designed for the unique needs of our area’s homes and businesses. Our experienced team can work with any make or model, ensuring your new system leverages the latest cooling technology and is perfectly matched to your property’s size and layout.
We recommend high-efficiency air conditioners engineered to perform under Edwardsville’s challenging humidity and seasonal heat. Upgrading to these systems not only maintains comfort but can also significantly reduce your energy bills. We can help you access available energy rebates and coordinate with local utilities to help you save on qualifying replacements. Whether you live near the center of Edwardsville or in a neighboring part of the Metro East, our local expertise ensures a smooth process from start to finish, always up to code.
Local building codes require all AC installations in Edwardsville to follow Madison County and city permitting procedures. Our team manages every aspect—submitting applications, coordinating inspections, and ensuring all work passes code—so you have a hassle-free experience. In addition, we take care to follow all EPA regulations for safe removal and green disposal of refrigerants and old equipment, protecting both your property and the environment.
Our Three-Step Air Conditioning Replacement Process
We know that replacing an AC unit can feel daunting, so our process is built around your comfort and clarity. Here’s what to expect:
- In-Depth Consultation & Proposal: Our team evaluates your home or business and discusses your cooling needs, energy goals, and budget. You receive a transparent, detailed estimate highlighting all costs and available efficiency options—no hidden fees or unnecessary upsells.
- Professional Installation & Replacement: Using only highly trained, EPA-certified, background-checked staff, we remove your old system, perform a clean installation to meet all local codes, and take care to keep your property clean and disruption to a minimum.
- Final Testing, Permitting & Follow-Up: Before we leave, your new system is thoroughly tested for performance and reliability. We complete all permitting steps, advise you on controls and maintenance, discuss any eligible rebates, and explain your warranty for ongoing peace of mind.
Throughout each stage of the process, our focus is on making your AC replacement seamless. We openly answer your questions, clarify your options, and double-check airflow, system performance, and thermostat settings before wrapping up. Our installation teams also give you practical maintenance guidance so your new AC continues to run smoothly through the hottest months. After your system is in place, you can count on us for future check-ups, ongoing service, or simple advice about your cooling and indoor air quality. We’re here as your long-term comfort partner, not just for your initial installation.
Ready for a Stress-Free Air Conditioning Replacement in Edwardsville? Contact Us Now
From guiding you through every option to handling permits, installation, and warranties, our priority is to make your AC upgrade clear and worry-free. As a respected, community-based company, we stand by our word: your comfort is our mission throughout the entire process and beyond. Reach out to us today to get all your questions answered and take the next step toward a cooler, more comfortable home or business—without the stress or uncertainties often associated with HVAC projects.
Many local families and business owners turn to us when they’re done dealing with frequent AC repairs or unreliable cooling. By replacing your air conditioner with our professional team, you’re choosing a solution with long-term benefits—reliable comfort, lower energy bills, and peace of mind knowing every part of the project meets Edwardsville’s strict standards. Our up-front consultations ensure you know every advantage of each system and have full transparency for all costs. Whether your need is urgent or you’re planning for future upgrades, our team will keep you informed and cared for from first call to final walkthrough.
If you're ready for a reliable, energy-efficient air conditioning replacement in Edwardsville, call (618) 356-2781 or request your free estimate today!



AC Installation & Replacement FAQS
How Long Does It Take to Replace an AC System?
Most AC replacements are completed in a single day, depending on system size and accessibility. We schedule at your convenience and keep you informed throughout the process.
Do I Need a Permit for AC Replacement in Edwardsville?
Yes, local ordinances in Edwardsville and Madison County usually require a permit for air conditioning replacement. We handle all permitting and coordinate inspections at no added hassle to you.
What Brands or Types of Systems Can You Replace?
We work with all brands, makes, and models for both residential and commercial properties. As an American Standard Authorized Customer Care Dealer, we also offer exclusive options for this trusted brand.
Are There Financing or Discount Options Available?
Yes. Flexible financing (including 0% interest for up to 60 months) is available for qualifying buyers. We also offer special discounts for veterans, military personnel, and senior citizens.
Is Emergency AC Replacement Service Available?
We provide 24/7 emergency availability, including after-hours and same-day appointments to restore cooling quickly, no matter when you need us.
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Family-Owned & Veteran Operated
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Warranty-Backed Services
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EPA-Certified Company
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Insured for Your Peace of Mind
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Financing Options Available
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Background Checked Technicians