Frozen Drain ((new)) Jun 2026

It sounds like you're describing a — a common issue in cold weather where water inside a pipe freezes, blocking flow and potentially causing cracks or backups.

Use safe methods to thaw frozen drains, such as pouring hot water down the drain or using a thawing product. Avoid using methods that could damage pipes or pose a safety risk. frozen drain

Allowing faucets connected to vulnerable pipes to drip slightly can help prevent water from freezing, as the flowing water is less likely to freeze. It sounds like you're describing a — a

: These "U" shaped pipes under sinks hold a small amount of water to block sewer gases. In uninsulated cabinets or crawlspaces, this standing water is the first to freeze. frozen drain