Crystal Lake's
Distinguished Home Comfort Experts
Exceptional heating services, cooling services, and installation for your home!
Our Reviews
We’re proud to deliver 5 star HVAC services throughout the Crystal Lake, IL area and surrounding communities, such as AC repair, furnace repair, new AC installation, new furnace installation, and HVAC maintenance. We also offer 24/7 emergency service and 100% financing for our customers.
But don’t take it from us… see our reviews on Google!
Absolute Comfort Crystal Lake HVAC Reviews on Google
Posted on Google![]()
Zaya NicolasTrustindex verifies that the original source of the review is Google.
Good prompt servicePosted on Google![]()
Harry K. ColeTrustindex verifies that the original source of the review is Google.
They arrived for the regular maintenance of our HVAC unit and thoroughly cleaned it. The system works at its best right now.Posted on Google![]()
Frances PierceTrustindex verifies that the original source of the review is Google.
I can't thank Absolute Comfort enough for their help in fixing our AC and enabling it to cool our room again. It was all done at a good price which was within our tight budget.Posted on Google![]()
Carl JonesTrustindex verifies that the original source of the review is Google.
I'm glad we picked Absolute Comfort for our furnace replacement. They've done a really good job while also suggesting a minor upgrade to improve its efficiency. Amazing team to work with!Posted on Google![]()
Mohamed DhaqaneTrustindex verifies that the original source of the review is Google.
The techs were amazing – they arrived on time, checked our HVAC system, suggested upgrades, and did the work exactly like we wanted it.Posted on Google![]()
Gladys A. RoepkeTrustindex verifies that the original source of the review is Google.
My mom was looking to clean her furnace and get a humidifer system installed. So we were looking for the right HVAC company to do the job without trying to upsell us a bunch of other stuff we didn't want, and settled on Absolute Comfort after some research. We asked for a quote, they sent a tech out to inspect and advise us on what was necessary accordingly. What a great experience overall with Absolute Comfort.Posted on Google![]()
Jacqueline GutierrezTrustindex verifies that the original source of the review is Google.
Absolute Comfort repaired our AC just now and the entire experience was great. Definitely recommend them!Posted on Google![]()
LucyTrustindex verifies that the original source of the review is Google.
Absolute Comfort is a company I'd recommend to anyone anytime as they arrived very quickly to install our new AC unit.Load more
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.
Can I finance my new AC or furnace?
You may have asked yourself: Can I finance a new furnace? Can I finance a new air conditioner? What about financing other HVAC upgrades such as indoor air quality or even financing large repairs?
With Absolute Comfort, the answer is YES!
*NOTE: Absolute Comfort is a division of G&R Heating and Air.
How does HVAC Financing work?
Our goal is to make the financing process as simple and quick as possible for our customers, and we provide several options to meet your needs. With our financing options you can upgrade your system on a payment plan that works for you.
Once you receive approval and everything is set up, the account will work much like any other financing account or personal loan you may have had in the past.
How do I get HVAC Financing through Absolute Comfort?
There are two ways that you can secure your financing.
The first and easiest method is to speak with your technician on-site during your system quote or repair estimate. Your technician can review your available options and do all the processing for you on-site!
You can call us at 815-893-9276 to set up your system quote or repair estimate and apply over the phone.
I have more questions about your financing options.
Great, we’d love to talk with you and answer any questions you have to get you on the way to financing your new furnace, AC, IAQ, or HVAC equipment. You can also see our blog on HVAC financing for more information.
Call our friendly staff at 815-893-9276 and we’ll get you going, or contact us online.