23 October 2023

How To Get Rid of Smelly Drains In Your Bathroom: Breathe Easy With GRH

Picture this: you’ve just stepped into your bathroom, ready for a refreshing start to the day. But instead of a clean, calming atmosphere, an unpleasant odour wafts up from your drain, instantly putting a damper on your morning. Smelly drains in your bathroom can turn daily routines into unpleasant experiences, but fear not! In this article, we’ll dive into the nitty-gritty of these unfortunate issues. 

We’ll explore what causes these drainage problems, and give you some insightful advice on how to prevent smelly bathroom drains from occurring. We’ll also make sure you know how to get rid of smelly drains in your bathroom, while also ensuring you know when it’s time to call in the drainage specialists. Say goodbye to smelly drains and hello to a more enjoyable living space!

What Causes Smelly Bathroom Drains?

Smelly bathroom drains can ruin your oasis of relaxation, and understanding the root causes is the first step in banishing those unpleasant smells. Let’s dive into the common culprits and how they wreak havoc on your bathroom’s ambience.

Dirt, Hair, and Organic Material Building Up:

Over time, your drains become a catch-all for dirt, hair, soap scum, and organic matter like food particles. As these materials accumulate, they create a breeding ground for foul odours. Hair tangles with soap scum, food particles decompose, and the result is an uninviting smell that can permeate your bathroom.

dirt, hair, soap scum, and organic matter


Mould, the silent troublemaker, loves damp environments. It thrives in the moist residue clinging to your drains and pipes. As mould colonies grow, they release musty gases which can cause headaches and respiratory issues. Understanding how and why mould develops is key to tackling smelly bathroom drains.

Old and Weak Pipes

Time takes a toll on everything, including your plumbing. Outdated pipes can deteriorate, allowing sewer gases to escape into your bathroom. These gases carry a distinct foul smell that can quickly become unbearable. To prevent this, check your pipes regularly and contact a reputable plumber to carry out regular plumbing maintenance to address any issues before they become significant.

Faulty Trap

Ever heard of a trap? It’s not a plumber’s trick, but an essential component in preventing odours from infiltrating your bathroom. A faulty trap, however, fails in its duty and allows sewer gases to rise through the drains, leading to unpleasant smells. 

Malfunctioning Vent Pipe

Vent pipes may not be visible, but they play a crucial role in your plumbing system by regulating air pressure in your pipes and ensuring water moves through them.  When these pipes malfunction, they can’t vent out sewer gases properly, causing them to seep into your bathroom. Call on a reputable roof plumber to make sure your vent pipe remains in good working order.

Malfunctioning Vent Pipe

Blocked Sewer Line

When things take a turn for the worse, a blocked sewer line can escalate the smelly drain problem. It leads to a backup of sewage, and the accompanying stench is nothing short of a nightmare. 

How to Clean and Fix Smelly Drains in the Bathroom

Now that you know the cases of these drainage problems, it’s time to learn how to clean smelly bathroom drains. While there are a number of effective methods, it often helps to consult drainage specialists if you’re unsure of what to do at any stage of the process. 

Find the Cause

Start your journey to a fresher bathroom by diagnosing the cause of your smelly drains. Is it a buildup of gunk, mould, or something more sinister? Identifying the culprit is like hitting the bullseye. Once you’ve nailed down the cause, you can proceed with confidence.

Baking Soda Down Sink

Here’s a household hero: baking soda. This humble ingredient can work wonders on smelly drains. Pour about half a cup of baking soda down the drain, and then add a cup of vinegar. Watch the fizzy science unfold as it breaks down gunk and odours. Allow the mixture to settle for a couple of minutes and wait for the foul smell to disappear.

Down Sink

Boiling Water Down Drain

Sometimes, a simple fix is all you need, and boiling water is your trusty ally when it comes to smelly drains. Just boil a kettle of water and pour it slowly down the drain after the baking soda and vinegar. The heat helps dissolve greasy deposits and wash away unpleasant odours. It’s quick, easy, and effective.

Use a Drain Snake

If you’re looking for how to clean smelly drains with more stubborn clogs deep within your pipes, a drain snake is your heavy artillery. Insert the snake into the drain and turn the handle clockwise. This action grabs hold of the blockage and allows you to pull it out, and it’s a highly effective method when other approaches fall short.

How to Prevent Smelly Bathroom Drains

While understanding the causes of smelly bathroom drains and how to fix them is crucial, it’s best to take steps to prevent it from happening in the first instance. Let’s explore the proactive measures you can take to ensure your bathroom maintains its serene and calming feel. 

Consistent Cleaning

Maintaining a regular cleaning schedule is your first line of defence against smelly bathroom drains. Don’t let dirt, hair, soap scum, and organic matter accumulate in your drains. Periodic cleaning prevents the buildup that can lead to clogs and odours. Make it a routine, and your drains will thank you.

Use Drain Guards

Drain guards are unsung heroes in the battle against smelly drains. These simple devices catch debris before it can venture down your pipes. Place drain guards in your sinks and showers to prevent materials from accumulating and causing unpleasant smells. It’s an effortless, yet highly effective solution.

Regular Pipe Maintenance

Regular Pipe Maintenance

Don’t forget about your plumbing system’s health. Regular pipe maintenance is key to preventing smelly drains. Have a reputable drainage specialist check your pipes periodically to ensure they’re in tip-top shape. Additionally, use all taps regularly to keep traps hydrated and functioning correctly. A dry trap can allow sewer gases to escape, leading to unwelcome smells.

Resolve Your Smelly Bathroom Drains Today!

By understanding the causes of smelly bathroom drains and taking proactive steps to prevent them from occurring, you can enjoy an odourless and relaxing bathroom experience. Nevertheless, a number of home remedies often prove effective in cleaning smelly drains when these unfortunate odours arise. However, if the situation becomes severe and the task is overwhelming, professional drain specialists are just a call away, ready to lend their expertise. Keep your bathroom fresh and odour-free, and enjoy a more pleasant living space.