Skip to main content

Pour Boiling Water to Clear Clog — Flush the Drain with Hot Water

Beginner

Part of project

How to Unclog a Bathtub Drain Filled with Hair · Step 5 of 6

Helpful?

In this video

Once the water is boiling, carefully carry the pot to the sink. Slowly and steadily pour the entire pot of boiling water directly into the clogged drain opening. The intense heat will melt the solidified grease, allowing it to be flushed away down the drain pipe. Be prepared to repeat with a second or third pot if the clog persists.

Goal: Melt and Flush Grease Clog

  • Pour the water slowly and directly into the drain to minimize splashing, which could cause severe burns.
  • If you have a garbage disposal, pour into that side as well, as the clog affects the shared P-trap.

Used in this video

  • Large Pot (Size/Capacity: Large)To transport and pour the boiling water.
8.0K views601-2 minutes per pot
Fix This House

601K subscribers

View Channel

FAQs

What specific tool is best for extracting hair clogs, and where can I find it?

A plastic drain snake or a dedicated hair clog remover tool is ideal for this project. These flexible tools have small barbs or hooks designed to grab hair and pull it out. You can easily find them at any hardware store, home improvement center, or online for a very low cost.

How long does this project typically take for a beginner, and what's the expected difficulty?

This project is rated as 'beginner' difficulty and can usually be completed within 30-60 minutes. The time largely depends on how easily the drain stopper is removed and the depth/severity of the hair clog. It requires minimal technical skill but some patience.

Why does this guide advise against chemical drain cleaners, and what are the risks if I use them?

Chemical drain cleaners contain harsh corrosive agents that can damage your plumbing pipes, especially older ones, and are toxic to the environment. They can also create dangerous fumes and splashes, posing a significant safety risk if they don't clear the clog and you then attempt a manual removal.

What should I do if the hair clog is too deep or I can't reach it with the recommended snake?

If you can't reach the clog with a standard plastic hair snake, avoid forcing it, as this can push the clog further down or scratch your pipes. Consider purchasing a longer, more robust drain auger designed for deeper clogs, or call a professional plumber if the problem persists to prevent potential damage.

Pour Boiling Water to Clear Clog — How to Unclog a Bathtub Drain Filled with Hair (Step 5, Video 3) | Stesso