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24/7 Service Available

The operation of the central air conditioner affects the health of the air you breathe, carbon footprint and summer comfort. Unless every component is working at max capacity, you’re probably paying more than necessary in energy bills. There’s the very real possibility of shortened service life. If you notice any deterioration in performance, from odd sounds to a complete shutdown, get in touch with Guardian Heating & Cooling right away.

Residential and Commercial AC Repair in Niles, IL

Reach out to the professionals from Guardian Heating & Cooling by calling 312-818-2840 or simply submit our online form. Along with prompt scheduling during regular business hours, we remain accessible for skilled emergency assistance 24-hours per day, 7-days per week. We’ve seen and proven that resolving issues quickly reduces expenses and disruption. By intensively troubleshooting, we restore everything from cooling capacity and reliability to energy efficiency.

We Stand Behind Our Work And Products

The NATE-certified techs from Guardian Heating & Cooling uphold the qualifications of a Carrier Factory Authorized Dealer. We’ve been recognized multiple years with the Carrier President’s Award. Proficient in residential and light commercial cooling equipment, we handle all types of malfunctions quickly and effectively. As a family owned and operated HVAC company, we are your source of 73 years of experience in Niles, Illinois. Large enough to manage the most difficult AC repairs with ease, we’re also small enough to care.