How Illinois Homeowners Can Prevent Frozen HVAC Components During Deep Winter Freezes
Deep winter freezes in Illinois put added strain on home heating systems, especially when temperatures drop fast and stay low for days at a time. Frozen components can disrupt comfort, increase wear on equipment, and lead to unexpected heating service calls during the coldest part of the year. Why Freezing Temperatures Create System Risks Heating systems rely on proper airflow, drainage, and steady operation to function correctly. When outdoor temperatures plunge, exposed components and connected lines are more vulnerable to freezing. This is particularly common during extended cold snaps, which are not unusual in central Illinois. Frozen parts can restrict
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