Trusted & 5 Star Rated
Smelly drains can be signs that you have a damaged or clogged drain. If you drains are emitting nasty odours, acting now could help prevent further damage and get your home or business feeling fresh in no time.
Find the source of your drain smell with our professional smoke tests. These include a full smoke test of your affected drains, an hour on site to diagnose the issues, and no hidden surprises.
With over 25 years in the industry, our professional team have all the skills and tools needed to route out and fix any drain smells.
Our team use a combination of smoke machines and specialist CCTV systems to identify the cause of your smelly drain. These are usually caused by blocked or damaged drains and we can provide you with options to get these fixed and sorted, often there and then.
Contact our friendly and professional team via form, phone or email for any drainage issues you may have.
From blocked drains to septic tank repairs and replacements, we’re here to help. We have over 25 years of experience and offer 24/7 emergency callouts.
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Once the source of the smell is identified, we have a range of professional services to fix the root cause of the issue.

We take the guesswork out of drainage problems. Using state-of-the-art cameras, we pinpoint the exact cause of any issue—from cracks to root damage—without any disruptive digging. See the problem for yourself!

Drain jetting is a powerful and environmentally friendly solution to keep your drains clear and your property safe. We use high-pressure water jetting to clear blocked drains, blasting away clogs and blockages caused by debris, fats and tree roots.

From a simple patch to a collapsed drain, we have the solution. We specialise in 'no-dig' drain relining for minimal disruption, as well as traditional excavation repairs, all carried out by our expert team.
For a fast, friendly, no-obligation quote or for 24/7 emergency help, contact our expert team now.
The decay of organic material within your drainage system is a frequent cause of bad odours. Whether it’s food scraps in the kitchen, hair and soap in the bathroom, or leaves and debris in outdoor drains, organic material breaking down will always produce a foul smell.
Faulty traps and pipes can also cause drain smells to permeate through your home or commercial building. These are supposed to hold water to block sewer gases. When they fail or dry out, these gases escape and spread a bad smell throughout your home or workplace.
When drain odours become too challenging to handle on your own, it’s time to call in expert drain specialists like us. We come armed with advanced tools designed for accurate smell diagnostics, ensuring they pinpoint the root cause quickly and effectively.
Our primary diagnostic tool is the smoke test. We use specialist equipment to introduce non-toxic smoke into the drainage system to identify leaks. If there’s a faulty pipe or a broken trap allowing bad smells to escape, the smoke will reveal its exact location.
If we suspect further or hidden damage to your drain, we can also run a CCTV drain survey. By inserting a small camera into your pipes, we can get a clear view of the internal workings. This method allows us to identify blockages, waste build-up, and structural issues without any guesswork.
Our friendly, reliable, and expert team will always be on hand to provide you with the necessary drainage solutions. Working hard to get the job done as quickly as possible with the utmost efficiency and care, so that your life can get back to normal.
There is nothing more important to us than keeping you in the loop.
Our engineers will keep you updated sending you reminders, and checking our visit will still be convenient to your needs.
Preventing drain smells from returning is an ongoing process that requires regular maintenance. Keeping your drains clear and clean will help maintain an odour-free home and prevent any unpleasant surprises.
One of the simplest steps is to avoid dumping grease and food particles down the sink. These materials tend to stick to the pipes and create blockages, leading to bad odours. Dispose of kitchen waste properly and use a drain strainer to catch food particles.
Regular professional services help maintain a fresh-smelling home by preventing persistent or recurring issues. Scheduled drain cleaning can remove any potential problems before they worsen, keeping your drains clean and odour-free.
Cotswold Drainage is CHAS-approved for health and safety, a member of Constructionline and has 25+ years of experience. You can trust us to maintain and unblock your drainage systems across commercial and domestic properties with minimal disruption, utilising the latest high-tech equipment as well as follow-up visits during and after your 6-month warranty.