St. Louis
St. Charles
Metro East

HVAC Contractor Serving O'Fallon, IL

Do you need a new HVAC system installed? Are you in need of repairs for your current HVAC unit in O'Fallon? Indoor Comfort Team you can trust to help you with any problems you may have with your heating and cooling system.

No matter what issues you are facing with your HVAC system, we are dedicated to making sure your home or business is as comfortable as possible. From keeping the temperature right throughout the entire home without any hot or cold spots to making sure the air isn’t too dry, too humid, we will make sure that your HVAC system is operating properly.

HVAC System Installation, Repair, and Replacement in O'Fallon

We are a full service HVAC company that can provide quality HVAC services to make sure your residential or commercial property is the perfect temperature all year long. Here’s how we can help:

Special Offers

ICT Furnace Service Repair offer
ICT Furnace Maintenance Plan offer
ICT Air Duct offer
ICT HVAC Replace offer

Additional Services Indoor Comfort Team Provides

Indoor Comfort Team is dedicated to providing more than just HVAC services. In addition to HVAC we offer a wide range of other services that will keep your home or office building as comfortable as possible. Here are some of the services we can also perform in O'Fallon.

Indoor Air Quality Products

If you have too much dust in the air we can install air purifiers in your home or business place. Dry air can be fixed by adding humidifiers and conversely we can add a dehumidifier—especially good for basements—if the air is too stuffy and to prevent mold.

Attic Insulation

Indoor Comfort Team can also install insulation in your attic to increase energy efficiency, especially important during cold winter months when heat escapes through the roof.

Why You Should Choose The Indoor Comfort Team

The Indoor Comfort Team is not your standard HVAC company. We go the extra mile to make sure your home or business is taken care of. With expert repair services and the best customer service around, you’re in safe hands when you work with us. Contact us today to schedule an estimate.


Click for the BBB Business Review of this Heating & Air Conditioning in Saint Louis MO
2017 Angies List Super Service Award2016 ssa badge
NATE Certified
hvac excellence accredited
Trane Comfort Specialist
Building Performance Institute
independent electrical contractors
National Comfort Institute Inc.
gateway air conditioning contractors
rses HVACR Training Authority

Customer Testimonials

Average rating for Indoor Comfort Team is 4.98 stars of 5 stars - based on 214 reviews
Heating & A/C in O Fallon, MO
After extensive research we contacted Indoor Comfort Team as one of the companies to give us an estimate.  Paul, our Service Advisor, came promptly and gave us all the information we needed to make a decision.  He was professional, courteous and very helpful.  Answered all of our questions and left the decisions to us.  After getting other quotes, we went with Indoor Comfort because they gave us the best price and were so helpful.  The installation went perfect and the follow up was great too. ...
Christine H - O Fallon, MO 63368