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HVAC Service Grayslake IL

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  • Great Choice! Eco Temp HVAC Home Services Technicians Are The Highest-Rated Cooling & Heating Install Teams in the area!


    In order to customize your new system, we’ll connect you with your very own Comfort Consultant and set up a FREE in-home estimate to discuss:


    • Our Industry-Leading Up To 10-Year Warranty
    • Current Discounts & Rebates
    • Financing Options
    • Guaranteed Right-Sized Equipment for Your Home
    • Smart-Home Integration & Options

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Heating, Cooling, Air Quality & Ductless Solutions In Grayslake

Eco Temp HVAC proudly delivers high-quality, affordable, and reliable HVAC services in Grayslake, IL, for both homeowners and business owners. Whether you need emergency furnace repair, ductless mini split installation, or routine air conditioning maintenance, we are your local, full-service HVAC experts.

As both a Mitsubishi Ductless Pro Diamond Elite Contractor and an American Standard Customer Care Specialist, we bring factory-trained expertise, exclusive warranties, and top-tier service to every project.
👉 Learn more about our Mitsubishi certification and benefits »

A professional HVAC technician servicing a heat pump system outside a suburban home in Grayslake, IL, representing expert HVAC solutions provided by Eco Temp HVAC.

⭐ Why Choose Eco Temp HVAC in Grayslake?

  • Trusted Local Experts – We’ve served the Grayslake community for over a decade.

  • Licensed & Certified TechniciansTrained in all major HVAC systems, including boilers, heat pumps, and Mitsubishi ductless.

  • Customer-First ServiceWe guarantee satisfaction with transparent pricing, fast response times, and tailored solutions.

  • Flexible Financing Options – Making HVAC upgrades affordable and accessible.

  • Emergency Services Available – 24/7 help when you need it most.

📣 Read real customer reviews »


🔥 Heating Services in Grayslake, IL

Stay comfortable all winter with comprehensive heating solutions:

  • Furnace Repair – Fast diagnostics and affordable repairs to restore heat quickly.

  • Furnace Installation – Upgrade to a high-efficiency system to save on energy bills.

  • Boiler Services – Reliable boiler repair and installation, including Navien combi boiler systems.

  • Heat Pump Services – Efficient dual heating and cooling with advanced heat pump technology.


❄️ Cooling Services in Grayslake, IL

Beat the summer heat with our professional air conditioning services:

  • AC Repair in Grayslake, IL – We service all major brands for fast cooling relief.

  • AC Installation – We install energy-efficient AC units tailored to your home or business.

As a Mitsubishi Diamond Elite Contractor, we offer exclusive warranties and expert installation of ductless systems.


🌡️ Heat Pump & Ductless Systems

Enjoy year-round comfort with high-efficiency solutions:

👉 This is our primary ductless page for Grayslake—bookmark it for installation, service, or repair info.


💨 Indoor Air Quality Services

Improve your home or office environment with clean, breathable air:

  • Air Duct Cleaning – Remove dust, allergens, and debris from your ventilation system.

  • UV Light Systems – Kill mold, viruses, and bacteria to improve overall air quality.


📚 Expert HVAC Resources for Grayslake Residents

🧊 5 Tips to Keep Your Air Conditioner Running Efficiently

Simple ways to reduce energy usage and improve cooling performance.

🛠️ Choosing the Right HVAC System: A Comprehensive Guide

Everything you need to know about system types, sizing, and ROI.

🔧 Furnace Maintenance Tips for Winter

Keep your furnace running reliably and avoid emergency repairs.


📍 Local HVAC Experts Serving Grayslake, IL & Nearby Areas

We’re based out of the Chicagoland area and proudly serve Grayslake, along with surrounding towns like:

📍 Visit Our Main Office for more personalized support or request a visit to your property in Grayslake today. 


📞 Schedule HVAC Service in Grayslake, IL Today

Whether you need furnace repair, AC installation, or a new ductless mini split, Eco Temp HVAC has the team, tools, and training to get the job done right.

📆 Book Online Now
📲 Or call us at (224) 253-8131 for fast, professional service.
📩 Contact Us Here for a free quote!

❓ Frequently Asked Questions – HVAC Service in Grayslake, IL

Eco Temp HVAC provides full-service HVAC solutions in Grayslake, IL, including furnace repair and installation, air conditioning services, heat pump systems, boiler services, ductless mini split installations, and indoor air quality enhancements. We proudly serve both homes and commercial spaces.

Yes! Eco Temp HVAC is a Mitsubishi Diamond Elite Contractor and an American Standard Customer Care Specialist. That means we offer factory-trained installations, access to extended warranties, and specialized diagnostics for both brands.

You may need HVAC replacement if your system is more than 10–15 years old, constantly needs repairs, causes energy bills to spike, or struggles to keep your home comfortable. Our team provides honest assessments to help you choose the best option.

Yes, we provide 24/7 emergency HVAC services for urgent repairs in Grayslake, IL. Whether it’s a no-heat call during winter or a cooling failure in summer, you can count on our certified technicians for rapid response and reliable service.

In addition to Grayslake, we also serve nearby communities like North Chicago, Waukegan, and surrounding suburbs in Lake County. Our team is local, fast, and fully equipped to handle HVAC needs throughout the region.

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Our Service Process

How It Works

If you're looking for a tech-savvy company that will keep you in the loop, Eco Temp HVAC is the perfect choice. We use notification reminders to make sure you know when your appointment is, and we even provide a picture of your tech so you know who to expect. We make HVAC Easy, Breezy, Done!

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Customer Testimonials

You're why we do what we do!

We're proud to say that our reputation for quality work and friendly service has allowed us to grow from a small, family operation into one of the most trusted Chicago HVAC companies. And you're the reason why we do it!

We Have Your Back

Our Promises To You!

100% Money Back Guarantee

You will get our trained pre-screened contractors and a two-year money-back guarantee on all services. Unlike other organizations with lengthy hidden terms and conditions, ours is straightforward, with no small fonts for you to read.

Background Checks!

You will get HVAC contractors who have been thoroughly vetted and drug tested for your safety and that of your family, home, and employees. Unlike other companies, we demand random testing and checks on everyone who enters your home, company, or property.

BBB A+ Rating

You will receive service from Eco Temp HVAC, a local company that has an A+ rating from the Better Business Bureau and has passed the most stringent quality tests and regulations that only around 2% of all HVAC providers can meet. Quality and safety matter to us because it matters to you!

Eco Temp HVAC's mascot Breezy the Polar Bear dressed in a navy blue shirt and khaki shorts while holding a HVAC technician gauge.

24/7 Availability Always

We Put Your Comfort First!

Call the heating and cooling pros at Eco Temp HVAC today for all your residential and commercial heating and cooling needs. From smart thermostats to complex HVAC systems design, we do it all!
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(224) 253-8131

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HVAC Services Near You

Proudly Serving Chicago and surrounding suburbs

Eco Temp HVAC is a beacon of excellence for furnace repair and comprehensive HVAC services with office locations in Chicago, Lemont, Palatine, Kirkland, St Charles, Downers Grove, Bartlett, and the Northwest Suburbs. Our seasoned technicians are adept at servicing various heating systems, encompassing furnaces, boilers, heat pumps, and beyond. Beyond just repairs, we’re proud to offer installation, maintenance, and replacement services, guaranteeing your HVAC systems deliver peak year-round performance. Our unwavering dedication to superior quality and unparalleled customer care solidifies our status as a trusted HVAC service pillar in the community.

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