Why Does My Sink Keep Getting Blocked?

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Feb 06, 2024

Blocked sinks might seem like a minor annoyance, but they can indicate underlying issues in your plumbing system. In this blog, we'll explore the various factors contributing to these blockages. Understanding these can help you prevent future blockages and maintain the overall health of your home's plumbing system.

Table of Contents

Accumulation of Food Particles and Cooking Debris
Solidified Grease and Oil
Soap Scum Buildup
Small Objects Falling into the Drain
Simple Solutions to Prevent Future Sink Blockages
Blocked Drain Clearing in Lismore

Accumulation of Food Particles and Cooking Debris

It's common to wash down food scraps and cooking debris in the sink. This practice, though seemingly harmless, is a primary contributor to sink blockages.

Accumulation

Large particles of food, especially those that don't break down easily, start accumulating in the pipes. Over time, this accumulation forms a significant blockage, impeding water flow.

Sticky Food

Certain food items, like pasta, rice and bread, expand when they come into contact with water. These items can become sticky and adhere to the walls of the pipes, creating a base for further debris accumulation.

A Chain Reaction

Once the initial layer of debris forms, it starts trapping more particles that come down the drain, exacerbating the blockage.

Solidified Grease and Oil

One of the most notorious causes of sink blockages is the improper disposal of grease and oil. These substances, often poured down the sink while in liquid form, undergo a transformation within the plumbing system:

Solidification: Grease and oil may be liquid at high temperatures, but as they cool down in the pipes, they solidify. This solid mass sticks to the pipe walls and impacts the water flow.
Attracting Debris: The sticky nature of congealed grease makes it a perfect trap for other particles, leading to a compounded blockage issue.

Soap Scum Buildup

Soap scum, a lesser-known but equally problematic cause of blockages, forms from a combination of soap residue and minerals in water. Over time, this buildup not only restricts water passage but can also become a breeding ground for bacteria, leading to unpleasant odours emanating from the sink.

The composition of soap scum makes it particularly stubborn; it's not just a simple residue that can be washed away with water. Instead, it clings to the surfaces of pipes, gradually accumulating until it significantly hinders the plumbing system's efficiency. Moreover, the problem of soap scum is exacerbated in areas with hard water, where higher mineral content contributes to faster and thicker buildup.

Small Objects Falling into the Drain

It's not uncommon for small objects like rings, utensils or even children's toys to accidentally fall into the sink and cause blockages.

Immediate Blockage

Unlike debris, which builds up over time, small objects can create an immediate obstruction in the drain.

Potential for Damage

Some objects can cause physical damage to the pipes, leading to leaks or more severe plumbing issues.

Simple Solutions to Prevent Future Sink Blockages

By adopting a few simple habits and solutions, you can significantly reduce the likelihood of sink blockages:

Routine Checks: Regularly inspect your sink and drain for early signs of blockage. Catching issues early can prevent them from escalating.
Professional Cleaning: Consider scheduling annual professional cleanings to ensure your pipes remain clear of accumulated debris and buildup.
Mindful Disposal: Be conscious of what goes down your drain. Avoid disposing of grease, oil and food scraps in the sink.
Sink Strainers: Install sink strainers to catch food particles, hair and other debris.
Hot Water: Pour hot water down the drain weekly to help dissolve grease and soap scum.

By incorporating these simple solutions into your routine, you can maintain a healthy plumbing system.

Blocked Drain Clearing in Lismore

Understanding the common causes of sink blockages is the first step towards effective prevention and maintenance. Regular cleaning, mindful disposal of waste and the use of preventive tools like strainers can help you keep your sink clear. However, when faced with persistent or severe blockages, professional assistance is invaluable. Don't let a blocked sink disrupt your daily routine. Reach out to us at Mid Richmond Plumbers & Suppliers Pty Ltd and rely on our plumbers in Lismore for drain clearing.