How Illinois Homeowners Can Prevent Frozen Drain Lines
Illinois winters can bring long stretches of freezing temperatures, and that cold can travel into uninsulated plumbing located in basements, crawl spaces, garages, and exterior walls. While frozen supply lines are well-known, drain lines are also vulnerable—sometimes causing blockages that are difficult to diagnose until they worsen.
Preventing frozen drain lines usually comes down to reducing exposure to cold, keeping water flowing when it’s at risk, and addressing common weak points where pipes can lose heat.
Focus on the highest-risk plumbing locations
Start by identifying where drain lines run through areas that are prone to freezing in your home. In many Illinois homes, risk is higher for pipes in unheated basements, crawl spaces, attached garages, or utility rooms with gaps around foundation walls. Also pay attention to areas where pipes pass through exterior walls or floor joists—those ... Read more »
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