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What causes a blocked drain?


Where is the blocked drain?

If it is an external drain the blockage will most likely be as a result of tree roots or a build up of leaves or foliage that have found their way into your pipes and drains preventing the flow of water. 

Internal blockages are usually caused by heavy, unsuitable materials being flushed down the toilet or drain that restrict free flowing water, these items can include…

  • Wet wipes.
  • Nappies.
  • Sanitary items.
  • Cotton buds.
  • Nappies.
  • Excessive kitchen waste.
  • Hair.

How to identify if your drain is blocked?

There are some easy to identify tell-tale signs that your internal or external drains have become blocked. These include…

  • Overflowing or blocked toilets, sinks and drains.
  • Foul smelling toilets, sinks and drains.
  • Leaking roofs or overflowing guttering.
  • Watermarked roofs or walls.

Preventing Blocked Drains

There are some simple steps you can undertake to prevent blockages to your drains from occurring. If you are conscious of what goes down your drains, you can avoid blockages that can lead to drain cleaning, drain repairs or in extreme cases drain excavation and replacement. It is highly recommended that you…

  1. Avoid flushing heavy items down the toilet.
  2. Gather excess hair from around the plug hole in your bath or shower basin.
  3. Avoid rinsing excessive amounts of food down the kitchen sink.
  4. Regularly remove excessive build-up of leaves and foliage from around your external drains.

Dealing with a blocked drain!

If you are worried that you may have a drain blockage then you should seek professional advice and, in some cases, consider having a drain survey to identify the cause of the problem. A build up within your drains should not be ignored. By doing so you are leaving your property vulnerable to other more costly problems like a sewage leak in the home or the need for replacement pipework in the drains. These problems can easily be avoided with a quick diagnosis and in many cases, some cost effective and environmentally friendly high-pressure water jetting to flush away the blockage

Can I treat it myself?

In some cases, a small domestic blockage can be cleared away using shop-bought drain clearance detergents. These products however are not guaranteed to work and can simply prolong the drainage problem causing further damage and disruption.

How can CDC Draincare Help?

We have been providing our drainage services to both domestic and commercial customers for over 20 years’. We offer a cost effective diagnosis, drain clearance and drain unblocking service that can help to restore order to your drains. For more information on how we can help you with your drain problem, contact the office


Trust in CDC

We are a passionate business focused on service excellence and adopt a fair and honest approach to ensure that our customers receive a quality service at a competitive price.