How to Fix a Slow-Draining Sink: Common Problems and Solutions
A slowly draining sink is rarely just an inconvenience. It is often the first indication that the plumbing is beginning to lose capacity. Water may still leave the basin, but a growing restriction inside the drain is preventing it from moving at its normal speed. These restrictions usually build one layer at a time. A few strands of hair, a small amount of soap residue, or traces of cooking grease may not cause an immediate problem. Once they attach to the drainpipe, however, they begin catching additional debris. The open space inside the pipe becomes smaller, and the sink takes longer to empty after every use. The most likely cause often depends on the room. Bathroom sinks are exposed to hair, toothpaste, soap scum, shaving products, skincare residue, and cosmetics. Kitchen drains receive cooking oil, grease, sauces, crumbs, and food waste. The age and condition of the plumbing can also influence drainage. In many Needham, MA properties, older pipes may be affected by mineral build...