How To Unclog A Sink Bathroom Jun 2026

Step 1: Boiling Water Slowly pour 1 liter of boiling water directly into the drain. This melts soft soap scum and loosens minor debris. Wait 2 minutes. Repeat if water drains faster.

Level 3 (Chemical & Disassembly):

This is a messy job involving organic material.

Slowly pour the boiling water directly into the drain in two or three stages, waiting a few seconds between each pour. Check: Run the faucet to see if the water drains faster.

A clogged bathroom sink is one of the most common—and annoying—household plumbing issues. Between hair, soap scum, toothpaste, and skin flakes, the drain pipe becomes a magnet for debris, resulting in slow draining or a complete backup.

Pour a pot of boiling water or a mix of baking soda and vinegar down the drain once a week to keep it flowing freely.