Sewage Treatment Solutions

We supply a wide range of sewage treatment solutions to suit your specific needs and budgets. Whether you need a solution for a large commercial development or just a single dwelling, we can help.




Our Installation and Aftercare Service

We offer an installation and aftercare service if required. Our installation team has over 25 years of experience and are ISO:9001, ISO:14001, Safe Contractor and ConstructionLine accredited.


How can we help?

We are specialists when it comes to sewage treatment solutions, including sewage treatment plants, septic tanks, cesspools and sewage pumping stations, with over 25 years experience of supplying and installing these systems.

Why is sewage treatment needed?

A lack of proper sewage treatment can be seriously damaging for the environment and our health. Ensuring you are storing and treating you sewage properly is vital, especially in order to be complaint with legilsation.

A range of treatments allow the safe disposal of the sludge, whether it be sewage treatment plants, septic tanks or cesspools.

What brands do we supply?

Manufactured by some of the UK’s leading brands, including Klargester, Marsh, Clearwater and Harlequin, our solutions are made with the highest quality materials and fittings. Our sewage treatment solutions include sewage treatment plants, cesspools, septic tanks and pumping stations.

How to size your sewage treatment plant?

When it comes to selecting the size and type of the sewage treatment plant there are a number of things to consider.

Including number of bedrooms, and number of occupants of a house, or for larger plants things such as daily visitors or number of workers.

Here’s a useful guide:

Case Studies

We are specialists in large commercial, industrial and agricultural installations. We also carry out domestic installations.

Here's a video of our team installing a large Sewage Treatment Plant at a local garden centre.

Installation Service Available

We offer an installation service on many of our sewage treatment solutions. We can provide a complete package, where we design, supply and install the following products for you.

Top Rated Customer Service

Excellent customer service is paramount to what we do. We’ve built up a reputation for being friendly, professional and 100% reliable

Expert Advice

Our team of experts are on hand via email or phone to provide you with advice, order updates or product assistance.

Questions & Enquiries

Fill in the form below and a friendly member of our team will be in touch with you shortly, alternatively, you can use our live chat service or call us now on 0121 351 3230.

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We’re not your typical merchant. Core to everything we do is our customers. After all, without you, we wouldn’t be here. At Cotterill Civils, we offer something a little different and we show this in the values we adhere to every day! Why not get in touch today to see how we can help you!

Customer Reviews