Underground Drainage

Explore Marshalls’ leading range of precast underground drainage and water management solutions. 

Manufactured in the UK, our underground drainage products have a design life of over 100 years, ensuring peace of mind that your construction work will stand the test of time. 

What are underground drainage systems? 

Underground drainage systems collect and direct water away from homes, buildings, and other structures. These solutions are vital, especially in areas prone to high rainfall, standing water or where there is poor natural drainage. 

Below-ground drainage products come in various forms, including chamber rings and soakaways, catch pits, and concrete pipes. Each solution helps protect landscapes against erosion, foundation damage, and waterlogging, highlighting their importance to all construction projects. 

Discover Marshalls' underground drainage solutions

To complete a project to the best of your ability, you need to have the right tools at your disposal. To ensure your job’s quality and longevity, we provide a full range of robust precast concrete drainage solutions in Building Information Modelling (BIM), a requirement for all government construction projects. 

Our selection of underground drainage solutions includes: 

• House Inspection Chambers: An economic and versatile product that’s available in a variety of depths and adheres to BS EN 1917:2002/BS 5911-4:2002

• Sealed Manholes: Designed and manufactured to last a minimum of 120 years and save up to 40% on greenhouse gases compared to traditional manhole construction, this product complies with BS EN 1917:2002 and BS 5911-3.

• Gully Pots and Covers: Typically used on roadways for surface water runoff, these precast gullies are manufactured to BS 5911:2004 Part 6 and provide a strong robust unit that requires no concrete surround. 

Which British Standards do Marshalls’ underground drainage solutions adhere to? 

All of the products in this category are created to maximise performance and longevity, and adhere to various British Standards, including:

• BS EN 1917:2002
• BS 5911-3:2010
• BS EN 1917:2002 
• BS EN 1916:2002 Class 120
• BS 5911:2004 Part 6
• BS 5911-4:2002.
• BSI 9001
• BS 5911-1:2002 Class 150
• BS 5911-3

Check our datasheets to see which standards each solution adhere's to.

Why choose Marshalls' underground drainage solutions?

Marshalls is the UK’s leading supplier of premium underground drainage solutions for residential, commercial and infrastructure projects. We use cutting-edge technology and high-quality materials to guarantee optimal performance. 

When you choose Marshalls’ underground drainage solutions, you’ll be supporting your project’s sustainability targets, too. This is because we manufacture our products using responsibly sourced materials, and over two-thirds of our electricity is from renewable sources.

Regardless of the size of your project, from small residential developments to large-scale infrastructure, we can help you plan and deliver it on time and to exacting standards.