Bathtub Drain Freezing [upd] Now

A frozen bathtub drain is a wake-up call regarding your home’s insulation envelope. While the immediate fix involves hot water and patience, the long-term solution lies in protecting your plumbing from the elements. By understanding the vulnerability of the P-trap and securing your pipes against the cold, you can ensure that the only thing swirling down your drain this winter is water—not your peace of mind.

Instead, follow these safer steps:

The thin layer of organic sludge that lines your drain acts like a sponge. It holds moisture against the pipe wall. When freezing starts, that sludge creates a rough surface for ice crystals to latch onto. Within a few hours of your morning shower, a partial blockage can turn into a full ice dam. bathtub drain freezing