New AC Installations We've Mastered the Craft of HVAC

AC Installation in O'Fallon, IL

Expert Air Conditioning Installation from EPA Certified Technicians

Has your air conditioning system failed? Are you interested in upgrading your system? Heritage Heating & Cooling offers high-quality, energy-efficient equipment and service for new AC installations in O’Fallon and the surrounding areas.

Call us at (618) 649-0056 or use our online form for new AC installation in O’Fallon and beyond!

Advantages of a New Air Conditioner

Upgrading old, inefficient air conditioning systems offers several advantages. As equipment ages, it is often unable to maintain a comfortable environment or consistent temperature from room to room.

A new AC system will leave your home more comfortable, even on the hottest days. New systems also tend to have greater energy efficiency, meaning you can enjoy lower monthly energy bills—a difference that helps to offset the cost of your new AC system.

When it comes time for new heating and cooling in O'Fallon or the surrounding areas, you can count on Heritage Heating & Cooling. Whether you are looking for a new central air conditioning system or are interested in upgrading to a ductless model, we can expertly install the system an provide routine maintenance to keep it working in prime condition for years to come.

What can you expect with from our team?

  • Experienced Staff – Our top-notch installation team has extensive training and the experience to deliver precision installation utilizing the most cutting-edge technology. We never cut corners and our technicians receive ongoing training to stay at the leading edge of a rapidly changing industry.
  • The Best Warranties – You can rest assured that your new system and our labor are covered. In addition to offering one of the best product warranties in the industry, we offer generous warranties on our labor. We offer five years of labor at no cost to you and a full one-year warranty on parts and labor for AC repairs.
  • Hassle-Free Financing – In most situations, we are able to provide a response with financing terms in as little as 15 minutes.
  • A Solid Reputation – Our AC service company has an A+ rating with the BBB, an A rating on Angie’s list, and hundreds of excellent reviews from our satisfied customers.

Learn More About Our Financing Options

Flexible financing options are available for installations, and we offer discounts for veterans, active duty military, and seniors. Get in touch with us today to learn more about financing for new equipment and request a free estimate for your new AC system. We will be happy to explain your options and help you select the right system for your home.

Ready to upgrade your AC system? Call Heritage Heating & Cooling at (618) 649-0056 for superb O’Fallon air conditioning installation!

Go With The Best

  • 100% Customer Satisfaction Guaranteed
  • Free Estimates on New Equipment
  • EPA Certified Technicians
  • 0% Interest Financing For 60 Months
  • After Hours Service Available
  • Military/Veteran, & Senior Discounts

Rave Reviews

Our Customers Love Us
  • A quality product installed and maintained by quality people!

    “Heritage installed a high efficiency American Standard heating/cooling replacement unit about 18 months ago. They did an excellent job. They have performed a Fall/Winter and a Spring/Summer inspection ...”

    - Andrew Allan
  • Awesome

    “Awesome service and professionalism. Best response I've ever been privileged to experience. From the quick call back to the quick response and the superior service provided by the techs, it's ...”

    - Charles T
  • No One Else Even Comes Close

    “I highly recommend Heritage Heating & Cooling. We called them on Wednesday night at 8:30 and by Friday morning at 11:30 they were done installing a brand new American Standard, 5-ton, 16 SEER, two ...”

    - Terry Holley
  • Customer focused, professional - not about the $.

    “Heritage installed an HVAC 18 months ago. Very professional and answered all my questions. I recently had another company service (because I had an existing agreement) and they stated all kind of ...”

    - Ed
  • $150 annual maintenance agreement

    “Very courteous and professional.”

    - A/C tune up