How to Unclog A Kitchen Sink

7 Effective Ways to Unclog A Kitchen Sink: An Ultimate Guide

It’s frustrating to unclog a kitchen sink, and it can disrupt your daily routine and lead to plumbing issues if left unresolved. Fortunately, there are numerous effective methods to tackle this common household problem using simple tools and ingredients found in most homes. 

In this ultimate guide, we’ll delve into seven proven ways to unclog a kitchen sink, providing detailed step-by-step instructions and expert tips for a successful unclogging experience.

How to Unclog a Kitchen Sink Singapore?

It’s easier to clear a blocked kitchen sink if you get to the strategic, sound, and planned unclogging process extracted from the professional experience of LS Plumber Singapore. Please follow these instructions to unblock a kitchen sink that is bothering you. 

But first thing first! It would help if you had some basic plumbing tools to begin. Grab the tools and scroll through the process to unclog a kitchen sink in Singapore.

Boiling Water Method

The boiling water method is a straightforward and environmentally friendly way to dissolve grease and food particles causing the clog. To utilize this method:

  • Bring a kettle or pot of water to a boil.
  • Carefully pour the boiling water down the drain in a steady stream.
  • Allow the hot water to work through the clog for a few minutes.
  • Repeat the process if necessary until the water drains freely.

Baking Soda and Vinegar

The combination of baking soda and vinegar creates a foaming reaction that can effectively break down organic matter and clear minor clogs. Here’s how to use this natural remedy:

  • Pour 1/2 cup of baking soda down the drain.
  • Follow it with 1/2 cup of vinegar.
  • Cover the drain with a plug or cloth to contain the foaming action.
  • Let the mixture sit for about 30 minutes to work on the clog.
  • Flush the drain with hot water to wash away the dissolved debris.

Unclog A Kitchen Sink Singapore


A plunger is a versatile tool that can be highly effective in clearing clogs caused by solid blockages or air pressure. Almost all the homes contain at least a single plunger. To use a plunger effectively:

  • Fill the sink partially with water to cover the plunger’s cup.
  • Position the plunger over the drain, ensuring a tight seal.
  • Push and pull the plunger vigorously to create suction and dislodge the clog.
  • Repeat the plunging motion several times until the water drains freely.

Baking Soda and Salt

The abrasive nature of baking soda and salt can help break down grease and residue clinging to the pipe walls. Follow these steps to use this mixture:

  • Mix 1/2 cup of baking soda with 1/2 cup of table salt.
  • Pour the mixture down the drain.
  • Let it sit for at least a few hours or overnight to work on the clog.
  • Flush the drain with hot water to wash away the loosened debris.

Plumbing Snake or Auger

For more stubborn clogs that cannot be cleared with simple methods, a plumbing snake or auger can be highly effective. Here’s how to use a plumbing snake:

  • Insert the snake or auger into the drain until you feel resistance.
  • Rotate the tool clockwise to hook onto the clog.
  • Slowly retract the snake while continuing to rotate to break up the clog.
  • Flush the drain with hot water to clear any remaining debris.

Unclog A Kitchen Sink

Commercial Drain Cleaner

Commercial drain cleaners are formulated to dissolve clogs quickly, but they should be used sparingly due to their harsh chemical nature. In other words, they should be used when everything else fails to resolve the clog. To use a commercial drain cleaner:

  • Follow the manufacturer’s instructions on the drain cleaner’s label carefully.
  • Wear protective gloves and goggles when handling chemical cleaners.
  • Pour the recommended amount of cleaner down the drain.
  • Wait for the specified time before flushing the drain with hot water.

DIY Drain Cleaning Solution

Create your eco-friendly drain cleaning solution using common household ingredients. Follow these steps:

  • Mix 1/2 cup of vinegar with 1/2 cup of lemon juice in a bowl.
  • Add 1 cup of baking soda to the mixture, stirring until it forms a paste.
  • Scoop the paste into the drain and let it sit for about 30 minutes to break down the clog.
  • Flush the drain with hot water to wash away the dissolved debris.


It can be a hassle to unclog a kitchen sink, but with these seven effective methods at your disposal, you can address common clogs quickly and efficiently. Whether you opt for natural remedies like baking soda and vinegar or utilize tools like a plunger or plumbing snake, proper maintenance and timely intervention can prevent more significant plumbing issues down the line. 

Remember to use caution, wear protective gear when necessary, and follow the recommended steps for each method. With these expert tips, you can keep your kitchen sink flowing freely and avoid unnecessary plumbing expenses.

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