Thermostats

Thermostat Replacement and Installation

24-Hour Emergency Service

Free Estimates

10-Year Equipment Warranty

Request Service

For Emergency Service, Please Call (309) 734-3354

Hero Request Form

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Ask Us About Our Military Discount

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Ask Us About Our Military Discount

Replace your old-fashioned thermostat with a new and energy-efficient thermostat from IHC Heating & Cooling LLC. From touch panels to Wi-Fi stats, there are a variety of features available. Contact us for a FREE estimate.

Locally and family-owned and -operated since 1976, IHC Heating & Cooling provides quality workmanship and professional service to the Monmouth, IL area. With between 6,000 - 7,000 clients, we have a reputation for honesty and reliability. As a local company, we have many ties to the community.

Feel confident knowing that what we install is covered by a 1-year labor warranty. Additionally, we honor warranties for parts that are provided by the manufacturer.


Most of our technicians have over a decade of experience, and all of them are EPA-certified and know the business. Count on our qualified technicians to provide high-quality services each time.

Free Thermostat Installation Estimates

Call us today.

(309) 734-3354

(309) 734-3354
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They are amazing! I have used them to fix my Nest thermostat when we couldn't figure out to get it hooked up right. They came out the same day and fixed in under 30 minutes.

They just recently put in our new central air and did the duct cleaning and vented my electric dryer to the outside. They always do great work, are friendly and professional, and worth every penny! Thank you, guys!

- Amanda Neal

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IHC Heating & Cooling LLC

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