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A semi-blocked drain can cause unpleasant odours in your home, making it essential to identify and fix the issue as soon as possible. In this guide, we’ll explore common causes of smelly drains, how to fix them, and ways to prevent future drainage issues.
Treat Drains for Mould Growth
Mould growth in drains can lead to a musty smell. To prevent mouldy shower drain smells, follow these steps:
Use a specialised drain cleaner.
Flush drains with hot water and baking soda.
Schedule regular drain maintenance.
When to Seek Professional Help
If you are unsure how to unclog a drain or need expert assistance, consider hiring a professional drainage company. CCTV drain surveys can help diagnose hidden issues.
Fix a Dry P-Trap
A dry P-trap is a common cause of sewer odours. This occurs when the water in the trap evaporates, allowing sewer gases to escape. To fix this:
Run water down the drain to refill the trap.
If necessary, remove and clean the trap.
Ensure the trap remains wet by running water regularly.
A Smelly Drain Can Be Overwhelming
Many people don’t realize that their plumbing system could be the source of bad odors. It's always better to prevent a problem before it escalates. If necessary, a professional plumber can replace damaged pipes and components to eliminate persistent smells.
How Can I Prevent Smelly Drains?
Regular drain cleaning can prevent unpleasant odours. Follow these tips:
Use a sink strainer to catch hair, soap, and food debris.
Pour boiling water down the drain regularly.
Use natural cleaning solutions like baking soda and vinegar.
Where Do Kitchen Sink Smells Come From?
There are two main reasons your kitchen sink may smell:
Food debris trapped in the pipes.
Bacteria buildup in the drain.
If standard cleaning methods don’t eliminate the odour, professional intervention may be required.
Food debris in can clog up drainage
Why Does My Shower Drain Smell Like Rotten Eggs?
A rotten egg smell from your shower drain is often caused by:
A dry P-trap.
Bacteria producing hydrogen sulfide gas.
Keeping the P-trap filled with water and using disinfectants can help reduce the odour.
How Does Sewer Gas Get Inside Your Home?
Sewer gas can enter your home if there’s a plumbing issue, such as:
A dry P-trap.
Cracked or damaged pipes.
Blocked vents.
Running water in infrequently used drains can help prevent sewer gas from accumulating indoors.
4 Ways to Eliminate Drain Odor
Flush drains with hot water and vinegar.
Use baking soda and lemon juice to neutralise odours.
Install drain covers to prevent debris buildup.
Clean garbage disposals regularly.
What Causes Sewage and Drain Smells?
Smelly drains can be caused by:
Food remnants decomposing in the pipes.
Grease and soap buildup.
Mould and bacteria growth.
If the smell persists, it may be time to consult a drainage professional for a thorough inspection and cleaning.
By following these preventative measures and solutions, you can keep your drains odor-free and functioning properly. Contact us for professional drain help - 01253 987172.
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