| Method | Tools Needed | Procedure | Best For | |--------|--------------|-----------|-----------| | | Kettle, pot | Boil 2 liters of water. Pour directly down the drain in 2-3 stages, waiting 5 seconds between each. | Grease, soap scum (metal pipes only; avoid PVC if water is too hot). | | Plunger | Cup plunger (sink) or flange plunger (toilet) | Cover overflow hole (if sink) with wet rag. Seal plunger over drain, push/pull vertically 15-20 times. | Soft clogs, near-surface blockages. | | Plumber’s Snake (Auger) | Manual drum auger | Insert snake into drain, crank handle while pushing forward. Hook the clog, then pull it out. | Hair, solid objects, deep clogs (1–3 meters). | | Vinegar & Baking Soda (Natural reaction) | ½ cup baking soda + 1 cup vinegar | Pour baking soda, then vinegar. Cover drain for 15 min. Flush with hot water. | Mild organic buildup, odors. | 3. Chemical Drain Cleaners (Use with Caution) Note: Avoid in old, metal, or frequently clogged pipes.
| Type | Active Ingredient | Action Time | Risks | |------|------------------|-------------|-------| | | Sodium hydroxide (lye) | 15–30 min | Generates heat – can warp PVC; burns skin. | | Acidic | Sulfuric acid | 5–15 min | Extremely corrosive; fumes dangerous; kills septic bacteria. | | Oxidizing | Bleach, peroxides | 30–60 min | Less effective on hair; reacts violently with other cleaners. | how to unclog drain pipe