Cold Zero HVAC and Appliance Repair: Experienced HVAC Repair Serving Chicago, IL 60631

We provide comprehensive HVAC services including installation, repair, and maintenance. For common Chicago issues like refrigerant leaks in AC units, our certified technicians perform thorough diagnostics to identify the source, repair leaks safely following EPA guidelines, and recharge the system to restore efficient cooling. We also address radiator heating imbalances by balancing systems and checking for blockages to ensure even heat distribution throughout your home.

Yes, we offer air duct cleaning, sanitization, and filter replacement. In Chicago, where seasonal changes can lead to dust, pollen, and mold buildup in ducts, these services help improve indoor air quality, reduce allergens, and enhance HVAC efficiency. Our team uses professional equipment to clean and sanitize ducts thoroughly, which can benefit residents with allergies or respiratory concerns.

We stand by our work with strong warranties: HVAC installations come with a 2-year labor warranty, and appliance repairs include a 1-year parts warranty. Additionally, we offer a 12-month warranty on parts and labor for general services. These warranties reflect our commitment to quality and give you peace of mind, backed by our certified technicians' expertise.