Consumer Voted Best HVAC Company

Great Service AND A Great Price


McHenry/Lake County Area Residents

We’ll Install a New Heating & Air System/Unit…

✔ Fast (Usually Same Day)
At an Affordable Price ($85-170/mo. Average)
✔ Done Right (The First Time… with 22 Years of Experience)
✔ Great Experience (Rated 4.7 out of 5 stars!)


Our YOU-Nique Approach

  • YOUR 100% Satisfaction Guarantee
    Our goal is to wow you with our honesty, fairness and skill… and make you a customer and friend for life.

  • Affordable Options That Fit YOUR Budget
    The average homeowner only spends $85-170/mo., depending on the size and needs of their home. Plus, we offer interest-free financing, max. rebates and other discounts, too!

  • Look For Honest Ways To Save YOU Money
    We’ll recommend only the size unit you really need. No upselling, gimmicks, hidden fees or bait/switch.

  • Upfront Estimates So There Are No Surprises For YOU
    We will tell you ahead of time how much a heating and air installation will cost… then honor that estimate. No surprises for YOU.

  • Install High Quality, Reliable Equipment
    No cutting corners with junk equipment. We install high quality, energy efficient equipment that will last for years to come.

  • Cover All YOUR Maintenance for 2 Full Years
    At no charge, we provide full maintenance on your new equipment for 2 years.

  • YOUR Bonus Benefits
    Ask about our free humidifier or indoor air quality unit offer with every new system!

  • Respect YOUR Time & Property
    We know you are busy so we will show up when we said we would and not keep you waiting. We do everything we can to leave your home cleaner than when we arrived.

  • YOUR Peace of Mind With Our Technicians
    All our employees are drug tested AND given a thorough background check to ensure integrity.

What Actual Customers Are Saying

Andy B., Round Lake, IL

“CR Mechanical did a great job replacing my old furnace. I dealt with just about everyone in the area and went with CR Mechanical. We had a very difficult situation where the other companies ran from it as if they didn’t want the business. CR Mechanical ran the job just like clockwork.”

Tina L., Mundelein, IL

“Good price and good service, with work on my furnace done in a timely manner. I would not hesitate to use them for other work.”

Susan E., Lake Forest, IL

“They came promptly at the scheduled time to replace my heating and air system, answered all my questions and offered a very good price. They provided quality workmanship and were a pleasure to work with. I would recommend them highly.”

Arlene S., McHenry, IL

“Rick and CR Mechanical is OUTSTANDING and AWESOME! He provided an exact cost estimate and did the work as promised. He was very professional, thorough, knowledgeable, honest and hardworking. I highly recommend CR Mechanical!”

Need an Estimate?

(No Obligation!)

    Heating, furnace and air conditioning repair and installation in Lake County, McHenry County, Gurnee, McHenry, Antioch, Fox Lake, Richmond, Wauconda, Grays Lake, Mundelein, Johnsburg, Round Lake, Lake Villa, Lake Bluff, Island Lake, Lake Forest, Libertyville, Vernon Hills, Spring Grove, Fox River Grove, Winthrop Harbor, Zion, and Lake Zurich