Boiling Water Down Drain Work – Instant

Bring a large pot of water to a rolling boil.

For deeper clogs, a manual snake can physically break through the obstruction without risking the integrity of the pipe walls. The Bottom Line

By pouring boiling water down the drain, you re-liquefy these fats. The rushing water then flushes the melted grease further down the pipe and into the main sewer line, where the diameter is much larger and less prone to localized blockages. The Risks: When Boiling Water Damages Your Pipes boiling water down drain

A standard cup plunger is often the most effective way to break up a physical blockage without using chemicals or heat.

Cast iron, copper, or galvanized steel pipes can easily handle the heat without warping or melting. Bring a large pot of water to a rolling boil

For grease clogs, squirt a generous amount of grease-cutting dish soap into the drain before pouring the water. The soap helps emulsify the melted fats. Safer Alternatives for PVC Pipes

It is best used as a preventative measure for very light buildup, rather than a solution for a complete standstill backup. How to Safely Clear a Drain with Hot Water The rushing water then flushes the melted grease

Boiling water works primarily through heat transfer. Most kitchen clogs are caused by FOG (Fats, Oils, and Grease). When these substances are warm, they are liquid; as they cool, they solidify into a waxy sludge that traps food particles.