Crystal Lake's

Distinguished Home Comfort Experts

Exceptional heating services, cooling services, and installation for your home!

Algonquin AC Service and Repair

The last thing you want during the hottest days of the year is for your air conditioner to quit working. You might come home at the end of a long day, or you might be working in the yard on the weekends, and when you come inside, you want to be greeted by a cool, comfortable interior. If your AC hasn’t been able to keep up, or it simply won’t work like it should, then contact Absolute Comfort right away. We’re proud to serve Algonquin, and we can provide the AC service and repair you need!

Regular AC Maintenance

The best way to keep your AC from malfunctioning or shutting down completely during the summer is to have maintenance performed on a regular basis. Our HVAC experts can inspect your system each spring to make sure that it’s ready for the warm weather that is to come, and we can replace any faulty parts that may pose a risk in the future. We know how to work on all types of units, and we’ll always perform thorough work that leaves you feeling confident that your home will be cool and comfortable all summer

Replacing Your AC Unit

The day will come when your AC unit is simply no longer viable and it needs to be replaced. When that day comes, we’ll be there to help you choose the best option for your home. We can take care of removing your old unit, installing your new one, and making sure everything is ready to go. With the right unit model and size, you’ll be able to look forward to years of comfortable summer living inside your home.

If your air conditioner isn’t working like it should, or you’d like someone to inspect it during the cooler seasons of the year, then contact Absolute Comfort today. We’re available 24/7 to take your call, and we look forward to helping you!

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Our friendly staff is happy to help! We offer free estimates on new HVAC systems. Repair estimates are offered at no cost after the required trip charge. If you need immediate or emergency service, please call 815-893-9276.

Keeping Your Home Just Right

100% Financing Available!

10 + Years of HVAC Service, Installation & Repairs

Furnace Repairs

When the need arises for a heating system evaluation, bring in Absolute Comfort for proper diagnoses and first-rate repairs.

AC Installation

The newest service gadgets and 15 years of experience in the field - we have the solution for any air conditioning system failure.

Furnace Installation

Our unrivaled installations and replacements provide elegant aesthetic finishes optimized for precise airflow and heat delivery.

Clean & Check

Having systems cleaned and checked means less energy used and more money saved! We will conduct a thorough inspection so nothing gets missed.


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