Bathroom Sink Clogs: Common Causes Beyond Hair Bathroom sink clogs are usually blamed on hair, and that’s not entirely wrong. But many stubborn slow-drains and near-blockages are caused by a wider mix of materials that collect in pipes over time. Understanding what’s actually building up can make fixes faster and reduce the chance of repeat clogs. Soap scum and detergent buildup Even when you don’t notice it, bathroom sink plumbing can collect soap scum—a sticky combination of soap residues and minerals from water. This buildup can cling to pipe walls, narrowing the passage until water drains slowly or backs up around the overflow. Toothpaste, mouthwash, and shaving residue Toothpaste contains ingredients that can leave behind a film, especially when combined with water and brushing spatter. Mouthwash additives and shaving residue can add to that problem by introducing waxy or oily components that coat surf ... Read more »
Bathroom Sink Clogs: Common Causes Beyond Hair Bathroom sink clogs are usually blamed on hair, and that’s not entirely wrong. But many stubborn slow-drains and near-blockages are caused by a wider mix of materials that collect in pipes over time. Understanding what’s actually building up can make fixes faster and reduce the chance of repeat clogs. Soap scum and detergent buildup Even when you don’t notice it, bathroom sink plumbing can collect soap scum—a sticky combination of soap residues and minerals from water. This buildup can cling to pipe walls, narrowing the passage until water drains slowly or backs up around the overflow. Toothpaste, mouthwash, and shaving residue Toothpaste contains ingredients that can leave behind a film, especially when combined with water and brushing spatter. Mouthwash additives and shaving residue can add to that problem by introducing waxy or oily components that coat surf ... Read more »