Trusted Residential and Commercial HVAC services in Chicago

Delivering Quality Service 7 Days a Week!


For over two decades, Discovery Heating & Cooling, Inc. provides expert heating & cooling services throughout Chicago. Residential or commercial, installation, repair, maintenance—we do it all. Dependable, licensed, and ready to serve.

Discover Reliable Comfort with Expert Heating & Cooling

For nearly 20 years, Discovery Heating & Cooling has been the go-to HVAC service provider for Chicago, its surrounding suburbs. Specializing in both residential and commercial heating and cooling, we are dedicated to ensuring your comfort every day of the week.


Whether you need a new HVAC system installed, a quick repair, or regular maintenance, our experienced professionals are here to deliver expert solutions. With flexible scheduling and service available seven days a week, we’re here when you need us most.

A man is working on an air conditioner outside of a building.

Seamless Communication

Multilingual Support in Polish, Spanish, and English

Our multilingual team, fluent in Polish, Spanish, and English, makes communication seamless, so you can feel confident in our ability to meet your unique needs. Licensed and insured, we guarantee safe, reliable, and high-quality service, no matter the size of the job. 

Discovery Heating Cooling

Heating, Cooling & Everything In Between

Discovery meets your HVAC needs, keeping homes warm in winter and cool in summer. We serve both residential and commercial clients, offering maintenance, repair, and full system installation. Our experts ensure comfort, efficiency, and safety for furnaces, boilers, ducts, thermostats, and more.

Indoor Air Quality Improvements

Breathe cleaner, healthier air with advanced filtration, humidifiers, and ventilation solutions tailored to your home or business.

Commercial HVAC Solutions

Complete heating and cooling services for offices, retail, and industrial spaces—keeping your business comfortable year-round.

Heating System Installation & Repairs

Expert furnace and boiler installation, repair, and replacement to keep your home warm through Chicago’s harsh winters.

Air Conditioning Installation & Repairs

Stay cool in summer with reliable AC installation, fast repairs, and energy-efficient cooling system upgrades.

Preventative HVAC Maintenance

Extend equipment life and prevent costly breakdowns with seasonal tune-ups and thorough system inspections.

HVAC Services in Action

Explore our gallery to see the transformative power of our HVAC services