Comprehensive Air Conditioning Services in Northbrook, IL

For air conditioner services in Northbrook, Illinois, choose the company with a proven history of customer satisfaction. Guardian Heating & Cooling Service continues seven decades of HVAC expertise, excellence and experience. Handling residential and light commercial AC requirements, we are knowledgeable and proficient in everything from new construction installation to timely replacements, dependable repairs and beneficial tune-ups. You can count on us for 24/7 emergency response!

With 72 years in-the-field, Guardian Heating & Cooling Service is very aware of the importance of seasonal AC upkeep. No matter the brand, model or age of the central air conditioner, heat pump, ductless mini-split or any type of cooling equipment, a maintenance plan is a cost-saving, time-saving decision. As a family owned and operated company, Guardian Heating & Cooling Service has designed our service package to maximize convenience and rewards.

Put Comfort First with Guardian Heating & Cooling Service AC Services

Annual diagnostic testing, troubleshooting, cleaning and detailed adjustment works to prevent damage to components, premature failure and more expensive repairs. The efforts of our NATE-certified, factory educated, licensed and insured professionals restore system efficiency and cooling capacity, promoting better dehumidification, air quality and comfort. We fulfill manufacturer’s warranty requirements and make sure the AC unit lives up to your expectations. We are large enough to handle your needs, and small enough to care. Contact Guardian Heating & Cooling Service online or by phone at 312-818-2840 to schedule AC service today!