Large diameter thermoplastic pipe systems for large-scale infrastructure projects

Manufactured in diameters from 750mm to 3000mm, Ridgistorm-XL is a robust, engineered large-diameter pipe system suitable for diverse applications including surface water and foul water drainage, combined sewers, flood alleviation schemes, renewable energy infrastructure, and displacement ventilation.

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Large Solutions for Large Projects

Ridgistorm-XL is designed to deliver strength, flexibility and performance on large scale infrastructure projects.

Engineered for large-diameter stormwater management it offers a lightweight yet robust solution that simplifies handling and installation whilst maintaining exceptional performance. Its modular design and ability to be custom fabricated allow it to adapt to complex site requirements, helping engineers and contractors deliver efficient, reliable drainage systems.

Discover A Ridgistorm-XL Attenuation System

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Engineered for Scale, Manufactured with Precision

Our Loughborough facility is home to Ridgistorm-XL, where a dedicated team manages the manufacture and bespoke fabrication of our largest piping solutions.

Specialising in off-site fabrications, we produce chambers, junctions and bends tailored to precise project specifications and performance requirements. This flexible, custom-built approach allows us to support the unique demands of each project.

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Engineered from durable, structured‑wall HDPE, the RXL system can be fabricated to almost any size, shape, or configuration, enabling designers to create high‑capacity storage tanks and complex stormwater networks with exceptional design flexibility.

Each unit is tailor‑built to suit project-specific hydraulic requirements, site constraints, and loading conditions whether for highways, commercial developments, industrial sites, or major infrastructure projects.

When combined with integrated access, flow control, or filtration features, the system delivers a complete, reliable attenuation solution that helps protect communities, infrastructure, and the environment from the growing challenges of surface water management.

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Explore Our Range Of Customisable Chambers, Catchpits And Manholes

Fully customisable to meet the unique demands of your project, Ridgistorm-XL chambers offer unmatched flexibility in design, size, and configuration. Whether you're tackling complex drainage challenges or planning large-scale infrastructure, discover how the Ridgistorm-XL range can be tailored to fit your needs perfectly.

Would you like to discuss an upcoming project? We provide full technical support to design your Ridgistorm-XL system to exact project specifications, ensuring a truly bespoke solution that fits your site and performance.

Get in touch today